Rio (digital audio players)

Rio was the brand name for a range of digital audio players, best known for producing the “Diamond Rio” model that was the subject of a 1998 lawsuit by the Recording Industry Association of America. This trial ultimately failed, paving the way for the portable digital music industry to take off. Rio was originally a brand of Diamond Multimedia, which merged with S3 Graphics in 1999. The resulting company was renamed SONICblue. On March 21, 2003, SONICblue filed an application for bankruptcy protection under Chapter 11 and then sold its main product lines.

Rio was sold to the Japanese firm D & (more…)


Q-Be is a digital audio player made in South Korea. It is imported to the UK and sold in many major electronics stores such as Currys. It has an organic light emitting diode display. It is available in 256 MB, 512 MB and 1 GB of memory. Its built-in battery is recharged using the same USB cable that is used to transfer data to the device, the cable is inserted into the headphone jack.

The Q-Be is identical to the MobiBLU DAH-1500i. When introduced, Q-Be claimed to be the smallest DAP in the world in terms of cubic volume, although the drive (more…)

Philips GoGear

Philips GoGear is a series of small flash memories and personal electronics based on Philips hard drive. The range includes digital cameras, digital audio players and audio recorders. The GoGear line is named for the size of its products, which are all rather small and portable. The digital audio players in the series are primarily designed to compete with the Apple iPod.

Like the Philips ShoqBox, the GoGear HDD0xx series audio players are USB mass storage devices and therefore support unmanned file transfer on most systems; However, files transferred through this method will not be available for reading because they must also (more…)


The PhatBox is a digital music player that can interface with many car head units. It can play unprotected WMA, MP3, Ogg Vorbis, FLAC and AAC files (with the optional AAC plugin). The PhatBox emulates a CD changer so that it is fully controlled by the existing disc and track buttons on the listener’s main unit. Comments are provided in the form of text ads through a system called SSA (Simple Stereo Architecture).

This allows browsing by play list, album, artist or genre and browse the discs by first letter. Each P / A / A / G appears as a disc (more…)

Software used in the Personal Jukebox

The following is a list of software used in the Personal Jukebox. It includes computer-based software

The original developers at Compaq Research designed an SDK (Software Development Kit) for the unit and published it under the Open Source GPL license in 2000.

The PJB does not consider itself a USB mass storage device for modern operating systems. Special drivers are required to make the operating system recognize an attached PJB. Drivers for Microsoft Windows and Mac OS were included, while drivers for Linux were developed by the open source community.

The included management tool for the PJB is the Jukebox Manager (the latest Windows (more…)

Personal Jukebox

The personal Jukebox (also known as PJB-100 or Music Compressor) was the first commercially available hard disk digital audio player. Introduced in 1999, he preceded the Apple iPod, SanDisk Sansa, and other similar players. The design was developed by Compaq Research (CBC and PAAD groups) as of May 1998. Compaq did not release the drive itself, but authorized the design to HanGo Electronics Co., Ltd. from South Korea. Compaq Research released a software development kit for the unit, which allowed users to develop tools, drivers, and applications for different operating systems.

The PJB was created as a prototype personal audio device by (more…)

Palm (PDA)

Palm handhelds were personal digital assistants (PDAs) that ran on Palm OS. On April 28, 2010, Hewlett-Packard announced the acquisition of Palm for approximately $ 1.2 billion. Although HP retained the original Palm brand, all new PDA devices announced at the February 9, 2011 press announcement were labeled as HP devices and not as Palm devices. TCL Corporation announced in January 2015 that it had acquired Palm’s intellectual property from HP at the end of 2014, announcing plans to restart the company with crowdfunding being a key element in the development of new smartphones Palm.

Pilot was the name of the first (more…)

The Pacemaker

The Pacemaker is a pocket DJ system. invented by Jonas Norberg. Features include a 120GB hard drive, a 103 signal-to-noise ratio, and many basic DJ audio tools. DJ tools include line-out and headphone crossfaders, bends, pitches, DJ breaks, cue points, loop, EQ, filter, sound effects and a USB 2.0 connector. Any created mix can be registered and legally shared with the rest of the world.

Since 02/10/2008, The Pacemaker supports MP3, variable bitrate, AAC, OGG Vorbis, FLAC, AIFF, SND (file) and WAV formats. In 2007, the physical device was presented at the Barcelona Sónar Festival in June, in Ibiza in July and (more…)

Olympus m:robe

Olympus M: Dress was a range of MP3 players that were produced by Olympus Corporation between 2004-2005. The name m: dress is a contraction of Music wardROBE. Olympus has stopped the production of the entire line m: dress. On October 13, 2004, Olympus released two MP3 players: the MR-100 5GB with monochrome display and the MR-500i 20GB with color screen and built-in camera. The MR-100’s exit price was $ 249.99 (USD), and the MR-500i’s exit price was $ 499.99 (USD). The latest MR-F10, MR-F20 and MR-F30 players with color displays, drag-and-drop file transfer, and FM recording and tuning have only been (more…)

Oakley THUMP

The Oakley THUMP are sunglasses that contain a 256 MB, 512 MB or 1 GB MP3 player. They were introduced in 2004. THUMP PRO prices, introduced in November 2007, range from $ 249 to $ 349. .

The Oakley Thump is the first audio player built into the sunglasses. They feature folding lenses for indoor use. The first generation includes the matte black, Rootbeer, Tortoise and White Camo colors. The color choices vary depending on whether you choose the 128 MB or 256 MB model; the latter has the bonus of polarized lenses. Adding music to the Thump is done via the (more…)

Nokia N900

The Nokia N900 is a smartphone made by Nokia. It replaces the Nokia N810. Its default operating system, Maemo 5, is a Linux-based operating system originally developed for the Nokia 770 Internet Tablet. It is the first Nokia device based on the Texas Instruments OMAP3 microprocessor with the ARM Cortex-A8 core. Unlike the three Nokia Internet tablets that precede it, the Nokia N900 is the first Maemo device to integrate phone features (Quadband GSM and 3G UMTS / HSDPA). The N900 functions as a mobile Internet device, and includes e-mail, web browsing and access to online services, a 5-megapixel digital still (more…)

Nokia N95

The Nokia N95 (N95-1, internally known as RM-159) was a smartphone produced by Nokia as part of their Nseries line of portable devices and released in March 2007. The N95 runs on S60 3rd Edition, on Symbian OS v9.2 . The phone had a two-way sliding mechanism, which can be used to access or play back buttons or a numeric keypad. It was first released in black and white, with limited edition. The launch price of the N95 was around (about,). Its capabilities included: a Global Positioning System (GPS) receiver with maps and optional turn-by-turn navigation; a 5 megapixel digital camera (more…)

Nokia C5-00

The Nokia C5-00 is the first in the new Cseries of Nokia phones, announced March 2010. The C5-00 is a smartphone with messaging and social networking features, including, for example, Facebook and Flickr applications. The C5-00 allows multitasking and has a 3.2-megapixel camera (C5-00.2: 5 MP). It also includes GPS and a free navigation courtesy of Ovi Maps. It runs on Symbian OS with S60 3rd Edition Feature Pack 2. It has a MicroSD slot with support for up to 16-gigabyte cards (C5-00.2: 32 GB) – the Nokia C5 comes with a two-gigabyte card in the box. The device dimensions are (more…)

Nokia 5800 XpressMusic

Nokia 5800 XpressMusic is part of the XpressMusic smartphone series, announced by Nokia on October 2, 2008, and launched in November of the same year. This is Nokia’s first touchscreen S60 device. This is the first device to use Symbian ^ 1, also known as S60 5th Edition, the S60 touchscreen platform created by Symbian. Foundation. The touch screen offers tactile feedback (although it does not use Nokia’s Haptikos technology). Nokia 5800 XpressMusic was launched at the same time as the Nokia Music Store service, the predecessor of Nokia Comes With Music (later known as MixRadio), which consists of a year (more…)

Nokia 5250

The Nokia 5250 is a budget Nokia resistive smartphone touchscreen running on Symbian v9.4 operating system with a S60 5th Edition user interface. Its price before tax and subsidy is € 115. It was announced in August 2010. It was available in China, Eurasia, Europe, India, Latin America, Middle East, and South East Asia and the Pacific Region. It is very small and compact. It comes preloaded with Guitar Hero Mobile series 5.

CNET Asia praised the resolution for the budget price, but criticized the lack of 3G capabilities, relying only on GSM and EDGE.

Nokia 5230

The Nokia 5230 (also known as the Nokia 5230 Nuron) is a smartphone manufactured by Nokia, running Symbian OS v9.4, S60 5th Edition. It was published in November 2009 after being announced in August of the same year. It features a 3.2-inch resistive touchscreen, 3G internet support, and support for microSD memory cards. It also supports A-GPS, Bluetooth, FM radio and full HTML Internet browsing. However, it lacks support for Wi-Fi because of its entry-level smartphone status. It was subsequently released with the Nokia 5530 and Nokia 5800 XpressMusic, which included Wi-Fi support (but not 3G) and 3G and Wi-Fi, respectively. (more…)

Nexus One

The Nexus One (code name HTC Passion) is an Android smartphone designed and manufactured by HTC as the first Google Nexus smartphone. The Nexus became available on January 5, 2010 and offers the ability to transcribe voice into text, an additional microphone for dynamic noise suppression and guided voice navigation step by step to drivers. The device has been sold SIM unlocked and not limited to use on a single network provider. Google has offered T-Mobile US and AT & T versions of the US online phone before closing the online store in July 2010. A version for Vodafone (European) networks (more…)


The MPMan music player, manufactured by the South Korean company SaeHan Information Systems, debuted in Asia in March 1998 and was the first mass-produced portable digital audio player. The internal flash memory could be expanded, but there was no support for the external memory. It was delivered with a docking station. To put music into the device, the music was first encoded in mp3 format by a user-supplied encoder and then transferred via the parallel port to the docking station connected to the portable player. On May 2, 1998, in Japan, Akihabara “Akibaoo” stores in Chuo, Tokyo, began selling 32 MB (more…)

Motorola i860

The Motorola i860 was the first iDEN phone with a camera. The VGA camera is equipped with a 10-second video recording option and a built-in ultra-bright projector. As the first iDEN phone with a camera, he was also the first to offer multimedia messaging and push-to-send, where contact information could be sent to another compatible device via the push button. -to-talk from the phone. His demonstration games include Boulder Dash by Instacom ltd. and the First Star software. It also has a version of the classic card game Spades, developed by Skava. The i860 is also capable of holding up to (more…)

MobiBLU DAH-1500i

The MobiBLU DAH-1500i, known as “Cube,” is an MP3 player that is the world’s smallest player with FM Radio and Sound Recorder at 24mm (0.94in) cubes. (It’s bigger than the second- and third-generation iPod shuffle, but the shuffle lacks display, FM radio reception and microphone for sound recording.) It features WMA-DRM, USB 2.0 and 512MB formats / 1GB / 2GB In addition to the features of the Canadian DAH-1500s, for example: For a time, the Cube was sold exclusively by Wal-Mart, but can now be found at other online retailers.

For such a tiny product, it offers a total of 11 accessories (more…)

Microsoft PixelSense

Microsoft PixelSense (formerly Microsoft Surface) is an interactive surface computing platform that allows one or more people to use and touch real-world objects and share digital content at the same time. The PixelSense platform consists of software and hardware products that combine vision-based multitouch PC hardware, 360-degree multi-user application design, and Windows software to create a natural user interface (NUI).

Microsoft Surface 1.0, the first version of PixelSense, was announced on May 29, 2007 at the D5 conference. It was delivered to customers in 2008 as an end-to-end solution with Microsoft producing and marketing the combined hardware / software platform. This is (more…)

M-Pio Co.

M-Pio Co., Ltd. (Hangul: 엠피오) is a Korean electronics company, based in Jeongja-dong Bundang-Gu Seongnam Gyeonggi-do, Korea. Founded in 1998, the company is one of the leading MP3 player manufacturers in Korea. Previously, the company was known as DigitalWay Co., Ltd., and Yes Com Co., Ltd. She is known for producing portable digital audio players and video players. M-Pio’s products typically include USB mass storage, FM tuner and recording capabilities. The first product of M-Pio was the portable CD player capable of decoding MP3 data files on CD, introduced in 1998. The current product range is able to play MP3, WMA, (more…)

LG Voyager

The LG VX10000, also known as Verizon Voyager or LG VX10K, is an internet multimedia phone designed by LG Electronics and on the Verizon Wireless, Telus and Bell Mobility networks. The external display is touch activated with a virtual keyboard and buttons. It has an internal screen for use with the included full QWERTY keyboard. Voyager’s two screens have a WQVGA resolution. Voyager’s features include a camera phone and portable media player, in addition to text messaging, and Internet services, including e-mail and web browsing. It is a dual-band mobile phone that uses the CDMA standard. It supports EVDO data technology. (more…)

LG enV Touch

The LG enV Touch, also known as Voyager 2, or VX11000 is an Internet-enabled multimedia device created by LG Electronics for use with Verizon Wireless. The phone was released on June 5, 2009 as a successor to the LG Voyager. The external screen of the phone is touch with a virtual keyboard and buttons. The internal screen has a QWERTY keyboard and both screens have a WVGA resolution. Phone features include 3.2 megapixel camera with flash, portable media player, text messaging, email support, web browser, built-in accelerometer, and Verizon GPS Navigation Software, VZ Navigator . This is a dual band CDMA (more…)

Last position memory

Last position memory is a function that allows media playback devices to continue from where a user pauses playback or when the unit is turned off.

The memory of last position goes back to the time of the supports on magnetic tape. For example, cassette tapes and cassettes automatically have this property since they automatically remain where they are when they are paused or stopped. Indeed, tape media can be started and stopped and left at any point, and moved to any point, the only problem being that the more point you want to go into a recording, the more you need (more…)

Jewel Pod

It is a touch screen device used by the Jewelpets appearing for the first time in the Jewelpet Twinkle Anime series. As it became an essential part of the franchise, the Jewel Pod was turned into an interactive toy by Sega Toys in 2010.

The Jewel Pod, as it says, is vaguely inspired by the Apple iPhone, which uses a touch screen concept. The first version of the Jewel Pod is first released by Sanrio and Sega Toys in 2010, and is only used for communication purposes by tapping the screen in a certain movement to type the letters. The first version (more…)

iriver H300 series

The iriver H300 series was a series of portable audio players developed by iriver, including the H320 and H340 iriver models. Everyone can play music, transfer images directly from digital cameras and UMS-compatible devices, such as flash drives (on the international version), and display digital images on a color screen. Since firmware v 1.2, devices can play movies at 10 frames per second with Xvid encoding.

The features of the H300 series are

There are two models. North American models can be modified to support USB OTG using a small internal soldering job, a modified external cable, or a USB transfer case. An (more…)

iriver H100 series

The iriver H100 series (originally iHP-100 series) is a series of abandoned portable digital audio players (DAPs) manufactured by iriver and originally released in October 2003. The models in the H100 series differ mainly in the storage capacity of the hard drive. The players have been replaced by the iriver H300 series.

It is possible to update the firmware on the H100 series drives. These upgrades typically contain bug fixes and new features. The latest official firmware version of the H100 series was v 1.66.

The H100 series is equipped with a 1.8 inch (45 mm) hard drive manufactured by Toshiba. Storage density (more…)

iriver H10 series

The H10 was a series of portable audio players developed by iriver, coming in multiple capacities and sizes. The series used the PortalPlayer 5020 CPU. Every version of the series has a color screen. Unlike most other iriver products, the H10 series does not play Ogg Vorbis. However, the device works well with the alternative Rockbox firmware which does Ogg Vorbis.

Similar to the 5 / 6GB version, with these key differences

A silver H10 (20GB) was used as a detonation device for a season 6 premiere of 24.

iriver E100

The iriver E100 is a portable media player developed by iriver. It features a 2.4 “320×240 TFT LCD color display, 1 watt built-in speakers, a line-in port and a microSD card expansion slot up to 8GB. The user interface is guided by the “D * Click” mark.They are now insulated on the bottom of the front of the device, there is a minimum of buttons located on the side of the device, including a power button and a two-in-one volume bar The iriver E100 is capable of playing music files in various formats, including FLAC, Ogg, APE, DRM and non-DRM WMA (more…)


iPhone () is a line of smartphones designed and marketed by Apple Inc. The iPhone product line uses Apple’s iOS mobile operating system software. The first generation iPhone was launched on June 29, 2007, and several new hardware versions with new iOS versions have since been released. The user interface is built around the device’s multi-touch screen, including a virtual keyboard. The iPhone has a Wi-Fi connection and can connect to cellular networks. An iPhone can record video (although it is not a standard feature until the iPhone 3GS), take pictures, listen to music, send and receive e-mail, browse the web, (more…)


iAUDIO is the brand name for a range of portable media players produced by the Korean electronics and software company Cowon Systems, Inc. iAUDIO products are renowned for their high sound quality, extended file format and long battery life. .

The iAUDIO range includes drives based on both flash memory and hard drives. Flash memory drives are available with capacity up to 32 GB, while hard disk models currently have capacities of up to 160 GB. IAUDIO 6 was the first to use the new hard drive. 4GB of 0.85 “Toshiba.

Cowon entered the digital audio player market in October 2000 with the (more…)

HTC Wizard

The HTC Wizard (also known as HTC Prodigy and HTC P4300) is a Windows Mobile Pocket PC smartphone designed by High Tech Computer Corporation of Taiwan. It has a touch screen with a QWERTY keyboard sliding on the left side. The wizard’s features include a camera phone and a portable media player in addition to text messaging and multimedia messaging. It also offers Internet services including e-mail, instant messaging, web browsing, and local Wi-Fi connectivity. It is a quadband GSM phone with GPRS and EDGE. There are variants that differ in the case design, the keyboard and the presence of an (more…)


The HTC TyTN II (also known as the HTC Kaiser, the HTC P4550 and the HTC 8925) is a Windows Mobile Pocket PC smartphone designed and marketed by HTC Corporation of Taiwan. It has a tilting touch screen with a QWERTY keyboard sliding on the right side. TyTN II features include a camera phone and portable media player in addition to text messaging and multimedia messaging. It also offers Internet services including e-mail, instant messaging, web browsing, and local Wi-Fi connectivity. It is a quadband GSM phone with GPRS, EDGE, UMTS, HSDPA and HSUPA.

Shortly after its release to the market, critics (more…)


The HTC TyTN (also known as the HTC Hermes and the HTC P4500) is a Windows Mobile Pocket PC PDA designed and marketed by High Tech Computer Corporation of Taiwan. It has a touch screen with a QWERTY keyboard sliding on the left side. TyTN features include camera phone and portable media player in addition to text messaging and multimedia messaging. It also offers Internet services, including e-mail (including Microsoft’s push messaging solution, BlackBerry services with applications provided by BlackBerry operators), instant messaging, Web browsing, and Wi-Fi connectivity. -Fi local. This is a quad-band GSM phone with GPRS and EDGE, and (more…)

Helio Ocean

The Helio Ocean was a dual-slider wireless multimedia mobile device sold by the wireless mobile operator Helio (MVNO), and manufactured by Pantech Curitel. One design feature of the ocean was its dual sliding mechanism – when it slid down into the upright position, it revealed a telephone keypad. When he slid into a horizontal position, he revealed a 35-key QWERTY keyboard. Since being acquired by Sprint Nextel, Virgin Mobile USA has terminated wireless voice and data services for customers who owned a Helio Ocean or other Helio branded devices on May 25, 2010. Customers had until that date to transfer their (more…)

Groove Music

Groove Music (formerly Xbox Music and Zune Music, and also known as Microsoft Groove) was a digital music streaming service developed by Microsoft that offered music streaming through the Windows Store. The service was web-based and also available via Microsoft Windows and Xbox product lines, as well as Android and iOS. The Groove catalog has over 50 million tracks. Groove Music was officially discontinued on December 31, 2017 after Microsoft announced on October 2, 2017 that it would be shutting down the end of the year.

Microsoft had previously ventured into music with Zune brand. The Zune Music Marketplace included 11 million (more…)


Gigabeat was a line of Toshiba digital media players.

The Gigabeat was first called the MobilPhile and later renamed Gigabeat. It contained a monochrome LCD with blue backlight and a removable 5GB PCMCIA hard drive. Its case was aluminum and its life was 18 hours. It was necessary to convert the music using the Toshiba audio application in an encrypted format. It has a circular dpad surrounding a smaller circular play / pause button, 2 menu buttons, side up / down volume buttons and a lock switch.

The Gigabeat G was introduced at the Japanese WPC Expo in September 2003. The hard disk (more…)

FM transmitter (personal device)

A personal FM transmitter is a low-power FM radio transmitter that broadcasts a signal from a portable audio device (such as an MP3 player) to a standard FM radio. Most of these transmitters plug into the headphone jack of the unit and then broadcast the signal on an FM frequency, so that it can be picked up by any nearby radio. This allows portable audio devices to use the louder or better sound quality of a home audio system or car stereo without the need for a wired connection. They are often used in cars, but can also be in fixed (more…)

FiiO X3 Portable Music Player

FiiO X3 is a digital music player manufactured and marketed by FiiO Electronics Technology. The player uses Wolfson DAC and is able to play sampled music at 192 kHz with a sample size of 24 bits per channel, and function as a USB audio interface. The X3 is the mid-level member of the FiiO X series of portable music players. It supports major lossy music formats, such as MP3 and lossless music formats such as FLAC. According to the CNET, it is affordable and “sounds terribly” music player. According to LA Times, FiiO X3 is a better alternative to an iPod. (more…)

Empeg Car

The Empeg Car is the first in-dash MP3 player developed. In 1998 a British company called Empeg was formed to build the unit, which shipped the following year. The Empeg Car was a Linux-based unit that transferred from the user’s computer to the player via USB, Ethernet, or a serial port connection. Prices started at $ 1,100 US for the 4GB version and went all the way up to a $ 2,400 28GB unit that used two laptop drives (which was considered very large capacity at the time). The Empeg Car garnered a following and became beloved among the small group (more…)

Dell Digital Jukebox

The Dell Digital Jukebox or just Dell DJ is a brand name for a series of digital audio players sold by Dell.

The Dell DJs were designed by Creative Technology and are based on the same hardware and software platforms as their Creative NOMAD / Creative Zen digital audio players. For example, these devices also used a single CPU, and the user interface, such as menus, playlists, etc., were substantially the same. On February 7, 2006, Dell announced the end of production of hard disk drives and continued to sell only its Flash player, DJ Ditty. Dell spokesman Liem Nguyen said, “We (more…)


The MobiBLU Cube2 is an MP3 player, and the successor to the MobiBLU cube DAH-1500i. It has all the features of the original cube, but also has an OLED color display that can display both photos and videos. The cube itself is only slightly larger than the original cube, now being cubed 25.4 mm (1 inch) instead of 24 mm (0.94 inch) cubed. Other cosmetic differences include rounded corners, rubbery buttons and a 96×96 pixel screen (as opposed to 96×64). It is sold in versions 1 or 2 GB.

The Cube2 sports twelve different accessories, most of which are the same accessories (more…)

Creative NOMAD

The NOMAD was a range of digital audio players designed by Creative Technology Limited, and later discontinued in 2004. Subsequent players now fall under the MuVo and ZEN brands. The NOMAD series of two distinct brands:

These models appear as a USB mass storage device to the operating system so that the device can be accessed like any other removable disk, a floppy disk for example. Older MuVo devices and all Jukebox models use a custom protocol named PDE (Portable Digital Entertainment, a Creative internal device designation) that requires the installation of drivers before the device can be recognized by the operating (more…)

Creative MuVo

The Creative MuVo is a range of digital audio players produced by Creative Technology Limited, launched in 2002. the only exceptions being the MuVo² and MuVo² FM models which use microdrives. The distinguishing feature of the range, beginning with the original MuVo, is that the players are split into two parts. The smaller part functions as the audio player, bearing all of the controls, inputs and outputs, internal microphone, and USB-A plug. The larger part has a female USB-A receptacle, and holds one AAA battery: this provides power to the player. The player / flash drive is a USB mass storage (more…)

Cowon D2

The Cowon D2 was a portable media player designed and marketed by Cowon Systems, Inc. The D2, released on December 5, 2006, was Cowon’s first portable media player using a touchscreen as the main means of navigation. It has since been discontinued.

Other features include Flash Lite, voice recorder, FM radio with recording, TV-out, DMB and DAB compatibility, and an SDHC card slot.

On February 23, 2009, Cowon announced the release of the D2 +, an updated version of the D2 with improved user interface and updated sound effects. It featured a new box design, but otherwise largely the same hardware, making it (more…)

BeoSound 2

The BeoSound 2 is a digital audio player supplied by Bang & Olufsen. It plays MP3- and WMA- audio format stored on Secure Digital or MMC media. The device is finished in polished stainless steel. BeoSound 2 was designed by the British designer David Lewis and has been on the market since 2002. The A8 Earphones come as standard accessories for use with BeoSound 2.

Archos Jukebox series

The Archos Jukebox is a series of Archos portable audio players from 2000 through 2002.

The Archos Jukebox 6000 was one of Archos’ very first players. Containing 6 GB 2.5 “hard drive, This Was one of the first of icts kind. This player is only compatible with MP3, and Was bundled with Musicmatch Jukebox to allow users to rip Their music collection onto the jukebox. Users Could aussi copy files straight to the device without any additional software, which allows the Jukebox 6000 to work on any operating system.Another model, the Archos Jukebox 5000, was also released The only difference was the (more…)

Archos Gmini series

The Gmini is a series of portable audio and video players released by Archos in 2004 and 2005.

The first audio device to hold a color LCD screen, sound and video playback capabilities, the Gmini 400 was introduced October 2004. The player featured MP3, WMA and WAV playback facilities and also loaded user-placed the display while the appropriate song was playing. The device was ID3 compatible tag, and organized users music collection by reading this meta-data. This feature, called ARCLibrary, was intended to provide non-tech savvy users of the device a simple means of organizing audio collection. The device contained an MPEG-4 (more…)

Archos Generation 4

Archos Generation 4 were a series of portable media players released from 2006 through 2007. The Generation 4 series is an upgrade to the previous AV and Gmini series, primarily the AV500s. There are 8 models in all. All players are Microsoft PlaysForSure compatible. Archos employs a philosophy of producing a modular player, making the standard with the option of adding additional cost. Using the DVR Station or the DVR Travel Adapter, each unit can record and other standard video sources. The DVR Station and DVR Travel Adapter are not included.

The DVR station (Digital video recorder) is available as an optional (more…)


Archos (, stylized as ARCHOS) is a French multinational electronics company that was established in 1988 by Henri Crohas. Archos manufactures tablets, smartphones, portable media players and portable data storage devices. The name is an anagram of Crohas’ last name, and it is also Greek for “master” (αρχος). The company’s slogan has been updated from “Think Smaller” to “On The Go” and the current “Entertainment your way”. Archos has developed a variety of products, including digital audio players, portable video players (PVP), digital video recorders, a personal digital assistant, netbooks, more recently tablet computers using Google Android and Microsoft Windows (tablet (more…)

Portable media player

A portable media player (PMP) or digital audio player (DAP) is a portable consumer electronics device capable of storing and playing digital media such as audio, images, and video files. The data is stored on a CD, DVD, flash memory, microdrive, or hard drive. Most portable media players are equipped with a 3.5 mm headphone jack, which users can plug headphones into, or connect to a boombox or hifi system. In contrast, analog portable audio players play music from non-digital media that use analog signal storage, such as tape tapes or vinyl records. Often mobile digital audio players are marketed and (more…)

IXI (digital audio player)

The IXI was the first digital audio player in the world. It was invented by Kane Kramer in 1979. In 1981, Kramer filed a British patent. British Patent 2115996 was issued in 1985, and US Patent 4,667,088 was issued in 1987. In 1988, Kramer’s inability to raise the required 60,000 pounds to renew the patent allowed the patent to enter the patent. the public domain. IXI was about the size of a credit card and had an LCD screen and navigation and volume buttons. Four prototype models were built and a pre-production model was put on sale at the APRS exhibition (more…)

Walkman X Series

The Walkman X series is a portable music player designed by Sony Inc. It is the flagship model in the Walkman digital player family as of 2009. The model debuted in Japan in April 2009, and then has become available in North America, Europe, China and other places. The X series is available in 16 GB and 32 GB versions (USA model: NWZ-X1051 and NWZ-X1061). A limited version of the Walkman X series was released in Japan. Walkman X series is the first Sony flash memory based Walkman that features OLED display, touch screen and S-Master digital amplifier technologies.

The design features (more…)

Walkman S Series

The Walkman S series is a series of portable media players, designed and developed by Sony, with a focus on high quality sound. The first models debuted in Japan in the fall of 2006 and were then launched in North America, Europe and the rest of Asia. Although the first generation of models had generic displays, all subsequent generations of S Series drives, from the S510 / S610 / S710 lines, had TFT color displays and supported high quality video playback. . The noise canceling function was introduced with the S700 series and consolidated in the latest generation models, such as (more…)

Walkman DD Series

The Walkman DD was a first series in the Walkman range of portable audio cassette players from Sony. The “DD” meant “disk drive”, the main engine of the unit being directly coupled to the “disk” of the capstan wheel assembly while being perpendicular to it in the unit. This feature was later shared with the Walkman Professional series.

The first model in the series, the WM-DD, was introduced in 1982 and had a solid reputation for performance.

The WM-DD2 was introduced in 1984, and appeared to be a WM-DD that was available in the same colors and had the addition of Dolby B (more…)

Walkman Circ

The Circ Walkman is a circular MP3 player the size of a circular bar of soap. It was published in 2001.

The Sony Circ Audio Walkman comes from Sony’s Walkman division

The player is available in a variety of colors: green, silver, blue and black. Each is actually a combination of two colors; the main body is a color, and the screen is usually a complementary color, except on the silver model. The silver model has a reflective screen. The included headphones reflect the color of the device.

The Circ Walkman is available in 1GB, 512MB, and 256MB capacities. The 256MB can hold about (more…)

Walkman Bean

The Walkman Bean was a flash memory-based portable media player by Sony. The name refers to its shape, which was modeled after a jellybean, and its ancestor, the original Sony Walkman portable cassette player. The product was released in October 2005, and production ceased in April 2006. The player was available in three versions: the basic model with 512MB capacity (model NW-E205), the basic model with an inbuilt FM radio (model NW-E305) , and a higher-capacity 1GB model (model NW-E307). It was also available in four colors, named after jellybean flavors – Tropical Ice (blue), Cotton Candy (pink), Licorice (black) and (more…)


The SRF-39 is a portable AM / FM radio made by Sony. It uses a single AA battery, as its analog electronics draw very little current. It was one of the first radios to use the CXA1129 30-pin integrated circuit, which was responsible for the SRF-59’s sensitive and selective performance. A variant of the SRF-39, the SRF-39FP, has a transparent box, designed to match concealment. The radio often appears on the commissary lists of U.S. federal prisons, hence the “FP” suffix. Both are popular in the DXing community for their generous recess for tuning thumbwheel, 0-10 log strip, and guard chain.

Sony Walkman Z Series

The Sony Walkman Z Series is a portable multimedia player based on Android 2.3 manufactured as part of Sony’s range of Walkman music players. First announced in Japan on September 13, 2011 and on sale the following December, it was announced for a US release in mid-2012 Consumer Electronics Show 2012. The device is available in versions 8, 16, 32 and 64 gigabytes, and is equipped with a processor Nvidia Tegra 2 dual gigahertz, 512 megabytes of RAM, a screen, WiFi, Bluetooth, GPS and a gyroscope. 64 gigabytes are only available in some countries. It is equipped with Sony’s proprietary digital (more…)

Sony NW-A810

The Walkman A810 series is a portable music player designed by Sony Inc. It is a high-end model of the family of Walkman digital players. The model debuted in Asia in 2007 and became available in North America. This series updates the previous Walkman A800 series, with the same hardware but a different PC music management program. At the end of 2007, Sony released 3 models, the NWZ-A815 (2GB), the NWZ-A816 (4GB) and the NWZ-A818 (8GB). Some of the improvements include compatibility with Windows Media Player 11, and the famous Drag n ‘Drop feature, which allows the user to quickly transfer (more…)


The ZP-150 was one of the early commercially available portable computers. It was released in late 1984 by Zenith data systems and sold by Heathkit.

The ZP-150 was offered for US$1995 when bundled with the $800 Microsoft Works software, but could be found in the Fall 1985 Heathkit catalog for US$1195. The price came down to $999 in the Winter 1986 edition of the same catalog and $699 in the Fall 1987 edition, as it was being phased out with the release of the Z-181 and Z-183. The main target market was the U.S. government and “the mobile executive”, for on-site applications. (more…)

Zorba (computer)

The Zorba was a laptop computer running the CP / M operating system built in 1983 and 1984. It was originally manufactured by Telcon Industries of Fort Lauderdale, Florida, a company specializing in the manufacture of telecommunications equipment . The Zorba was one of the last CP / M computers on the market. At the time of its introduction, Kaypro and Osborne machines already dominated this market. The introduction of Compaq Portable, compatible with IBM PC and running MS-DOS, sealed the fate of CP / M machines.

The Zorba was one of the last 8-bit notebooks running the CP / M operating (more…)

Xerox NoteTaker

The Xerox NoteTaker is an early laptop. It was developed at Xerox PARC in Palo Alto, California, in 1978. Although it did not come into production, and only a dozen prototypes were built, it heavily influenced the design of the Osborne 1 laptops and Compaq.

The NoteTaker was developed by a team consisting of Adele Goldberg, Douglas Fairbairn and Larry Tesler. He draws heavily on previous research by Alan Kay, who had already developed the Dynabook project. While the Dynabook was a concept for a transportable computer that was impossible to implement with available technology, the NoteTaker was meant to show what (more…)

TRS-80 Model 100

The TRS-80 Model 100 is a notebook computer introduced in 1983. It is one of the first notebooks with a keyboard and LCD display, in a battery case of the size and the shape of a notebook. It was manufactured by Kyocera and originally sold in Japan as Kyotronic 85. Although a slow seller for Kyocera, the rights to the machine were purchased by Tandy Corporation. The computer was sold through Radio Shack stores in the United States and Canada and affiliated dealers in other countries. It has become one of the most popular models of the company, with more than (more…)

Table computer

A desktop computer, a desktop PC, or a tabletop is a class of devices in a large-screen, all-in-one portable computer with an internal battery. It can either be used on the top of a table, hence the name, or worn around the house. Desktop computers have a multi-touch screen of 18 inches or more, a battery capable of performing at least 2 hours of stand-alone work and a full desktop operating system, such as Windows 10. They typically come with user-activated touch-sensitive games and apps, and typically marketed as home entertainment devices.

Manufacturers of some desktop computers provide a specialized graphical user (more…)


The ST BOOK is a portable computer released in 1991 by Atari. It was based on the Atari STE. The ST BOOK was vastly more portable than the previous Atari portable, the STacy, but it sacrificed several features in order to achieve this: notably the backlight, and internal floppy disc drive. The screen is highly reflective. It supports the 640×400 1-bit mono mode only and no external video port was provided. For its limitations, it gained some popularity as being the most utterly portable “real” computer of the day (slim, light, quiet, reliable, and with a long battery life, even by (more…)

Sord IS-11

The Sord IS-11 was a lightweight, lightweight and portable A4 computer. The IS-11 (‘IS’ stands for ‘Integrated Software’) did not have an operating system, but was provided with integrated word processing software, spreadsheet, file manager and communication software. The machine was manufactured by Sord Computer Corporation and published in 1983. It was then followed by the IS-11B and the IS-11C.

The IS-11 had a CMOS version of the Z80A running at 3.4 MHz with 32-64 KiB NVRAM and 64 KiB ROM. The non-backlit monochrome LCD screen allowed 40 characters × 8 lines or 256 × 64 pixels. The data was stored on (more…)


A smartphone is a mobile phone and a personal computer. Unlike traditional phones and “basic” cell phones, smartphones offer extensive computing capabilities, including many third-party software applications (mobile applications) acquired through an application store and high-speed Internet access (mobile broadband). ). In addition to the capacity of high-speed Internet service (usually long-term (LTE)), most, if not all, smart phones also support Wi-Fi, Bluetooth, and satellite navigation; and usually come with two to three digital cameras. The sensors usually included on a smartphone include an accelerometer, a gyroscope and a magnetometer, and provide one to two LEDs for lighting and photographic flash (more…)


The SIMpad is a portable computer developed by the company Keith & Koep by order of Siemens AG, with an 8.4″ TFT touchscreen. Commonly used with wireless network cards, it was marketed as a device to browse the World Wide Web. Initially announced in January 2001 at the Consumer Electronics Show, the SIMpad was not very popular in the mainstream US market.There are five known model variants, all out of production:The OpenSIMpad project offers a SIMpad related Wiki where one can find information about Linux, Windows CE, hardware and mods.The commercial website offers a licensed Windows CE 4.2 “.net” bug (more…)

Seequa Chameleon

The Seequa Cameleon was an inflatable personal computer from the early 1980s; he was able to run DOS and CP / M-80 operating systems. It did so by having both Zilog Z-80 and Intel 8088 microprocessors. Although it worked under MS-DOS and approached the hardware capabilities of the IBM PC, it was very compatible with PCs, able to run programs such as Sub Logic Flight Simulator; but has not been a huge success in the market. Seequa Computers was based in Annapolis, Maryland. It was founded by David Gardner (president) and Dave Egli (CEO), one of David’s business professors at the (more…)

Portal (computer)

R2E Portal CCMC was a portable micro-computer designed and marketed by the research and development department of the French company R2E Micral and officially appeared in September 1980 at Sicob in Paris. It is almost 8 months before the release of the American Osborne 1 (April 1981). The portal was requested by a CCMC company specializing in payroll and accounting. A few hundred copies were sold between 1980 and 1983. Extremely rare, no museum has a portal, two are in private collections. The company R2E Micral is also known for having designed “the first commercial computer, non-kit based on a microprocessor”, (more…)

Poqet PC

The PC Poqet is a very small IBM PC-compatible notebook, introduced in 1989 by Poqet Computer Corporation for $ 2,000. The computer was abandoned after Fujitsu Ltd. bought Poqet Computer Corp. It was the first IBM compatible PC subnotebook note format computer that ran MS-DOS. The Poqet PC is powered by two AA batteries. Through the use of aggressive power management, which includes shutting down the processor between strikes, the batteries can power the computer for a period of time ranging from a few weeks to a few months, depending on usage. The computer also uses an “instant” function, so that (more…)


ZEOS (ZEOS International, Ltd.) was a PC manufacturer based in Minneapolis, Minnesota. Originally from New Brighton, Minnesota, and founded by Gregory E. Herrick, the company was incorporated in Minnesota in 1981. Prior to manufacturing PCs, the company’s name was NPC Electronics. NPC was a contract assembly company best known for developing a transmitter called Radio Realty. Marketed primarily to real estate brokers, this product allowed potential buyers to listen to and listen to pre-recorded information on a property listing while parked in front of the home. Radio Realty was sold in the early 1980s as NPC began developing, manufacturing and selling (more…)

Outbound laptop

The Outbound Laptop is an Apple Macintosh compatible notebook. It is powered by a Motorola 68000 processor at 15 MHz. Later versions increased the clock speed to 20 MHz. Outbound Systems Inc. was located in Boulder, Colorado; but, because of their kangaroo logo, many believed it was an Australian company.

The Outbound laptop was introduced in 1989 and was significantly lighter, just over 4 kg, and easier to carry than Apple’s own Apple Macintosh released at about the same time. Due to Apple’s refusal to allow the Macintosh Toolbox in ROM, outgoing users had to install a Macrom ROM to run the (more…)

Osborne Vixen

The Osborne Vixen was a “commendable” laptop computer announced by Osborne Computer Corporation in November 1984, following its Osborne 1 and Osborne Executive system. The Vixen had a 4MHz Zilog Z80 microprocessor, with 64K of dynamic random access memory (DRAM). It had a 7-inch diagonal amber screen that could display 24 lines per 80 columns of mapped video. It used two 400-kilobyte hard drives, using double-sided 5.25-inch double-sided floppy disks, weighing about 18 pounds, and the contemporary advertisement indicated that it could fit under the seat of an airplane, with dimensions of 12 out of 16. When it came out, the (more…)

Osborne PC prototype

In the early summer of 1983, an effort was made to produce a version of the Osborne Executive that would be compatible with the IBM PC. Although the company’s partners provided $ 9 million in funding in April and another $ 11 million in June, Osborne was unable to raise $ 20 million more to market the product. IBM compatible. A “team of tigers” was formed, mainly to create a prototype circuit board compatible with DOS and a front frame to adapt to the changes of connectors. The design used many parts of the executive, including disk drives, display, chassis, power, (more…)

Osborne Executive

Osborne Executive was the expected successor to the Osborne 1 laptop already marketed by Osborne Computer Corporation. The executive was a collection of good features of the Osborne 1 and corrected some of the flaws of its predecessor. The Osborne Executive, like the Osborne 1, came with application software. The WordStar word processor, the SuperCalc spreadsheet, and the CBASIC and MBASIC programming languages ​​- all packages that were the main applications in their respective niches at the time – had a retail value of over $ 2,495. The disc players and the built-in 7-inch CRT were covered by the keyboard when (more…)

Osborne 1

Osborne 1 was the first commercially successful portable microcomputer launched on April 3, 1981 by Osborne Computer Corporation. It weighed 10.7 kg (24.5 lb), cost US $ 1,795 and used the CP / M 2.2 operating system. Powered directly from a power outlet because it did not have an on-board battery, it was still considered a portable device because it could be carried by hand when it was packed. The computer came with a lot of software almost equivalent to the value of the machine itself, a practice adopted by other CP / M PC vendors at the time. Competitors such (more…)

NEC UltraLite

The NEC UltraLite was a “portable” size MS-DOS laptop. PC Magazine introduced the UltraLite on its cover in November 1988 and soon after, reporters began to refer to the A4-sized computer as a “notebook” to distinguish it from larger and heavier notebooks. the time.

The product was originally developed by a telecommunications engineering team from NEC Japan that was trying to make an inexpensive light terminal for programming PABX systems. In 1988, while NEC was trying to create products to update its best-selling MultiSpeed, NEC’s engineering team in charge of personal computer development introduced the UltraLite to a product management team from (more…)


MojoPac was an application virtualization product from RingCube Technologies. MojoPac turns any USB 2.0 storage device into a portable computing environment. The term “MojoPac” is used by the company to refer to the software application, the virtualized environment running in that software, and the USB storage device containing the relevant software and applications. MojoPac supports popular applications such as Firefox and Microsoft Office, and is also powerful enough to run popular PC games such as World of Warcraft, Minecraft and Half-Life 2. The RingCube website is currently being transferred to Citrix, which apparently bought the company and stopped MojoPac.

To initially configure (more…)

Microcomputer revolution

The microcomputer revolution (or computer revolution or digital revolution) is an expression used to describe the rapid progress of microprocessor-based computers, from esoteric leisure projects to the trivialization of houses in industrial societies during the 1970s and 1980. Prior to 1977, the only population contact with computers was utility bills, banking and payroll services, or computer-generated spam. In a decade, computers have become common consumer goods. The advent of affordable personal computers has had a lasting impact on education, business, music, social interaction and entertainment.

The ancestors mini-computers of the modern personal computer used the technology of integrated circuit (chip) early, which (more…)

Macintosh Portable

The Macintosh Portable is a notebook computer designed, manufactured and sold by Apple Computer, Inc. from September 1989 to October 1991. This is the first battery-powered Macintosh that is receiving much enthusiasm from critics, but sales to customers are rather low. It featured a fast, accurate, and cost-effective, fast-matrix black-and-white LCD display in an articulated design that covered the keyboard when the machine was not in use. The notebook was one of the first consumer notebooks to use an active matrix panel, and only the most expensive of the original PowerBook range, the PowerBook 170, used one, because of the high (more…)


The Livescribe paper-based computing platform consists of a digital pen, digital paper, software applications, and developer tools. Central to the Livescribe platform is the smartpen, a ballpoint pen with an embedded computer and digital audio recorder. When used with Anoto digital paper, it records what it writes for later uploading to a computer, and synchronizes those notes with any audio it has recorded. This allows users to replay portions of a recording by tapping on the notes they were taking at the time the recording was made. It is also possible to select which portion of a recording to replay by (more…)

Laptop-tablet convergence

The convergence computer-tablet describes the trend of the last years to converge technologically laptops and tablets. In 2012, Windows 8 was released, which included the Metro UI, a touch-sensitive UI framework for desktop applications. Microsoft has encouraged application developers to develop Metro versions of their applications. In 2011, Canonical announced Ubuntu Touch, an attempt to bring Ubuntu to mobile devices such as phones and tablets. He is still developing. In 2014, Google announced that by the end of 2014, Chrome OS would allow Android applications to run, which means Chromebooks and Chromeboxes would be able to access regular web applications, packaged (more…)


Kaypro Corporation was an American home/personal computer manufacturer of the 1980s. The company was founded by Non-Linear Systems to develop computers to compete with the then-popular Osborne 1 portable microcomputer. Kaypro produced a line of rugged, “luggable” CP/M-based computers sold with an extensive software bundle which supplanted its competitors and quickly became one of the top selling personal computer lines of the early 1980s. While exceptionally loyal to its original consumer base, Kaypro was slow to adapt to the changing computer market and the advent of IBM PC compatible technology. It faded from the mainstream before the end of the decade (more…)

IBM Portable Personal Computer

The IBM Personal Computer 5155 Model 68 was a laptop developed by IBM after the success of the Compaq Portable Suitcase. It was released in February 1984 and was eventually replaced by IBM Convertible.

The laptop was essentially a PC / XT motherboard, transplanted into a compaq-style compressive package. The system had 256 kilobytes of memory (expandable to 512 KB on the motherboard), an added CGA card connected to a monochrome amber internal composite monitor, and one or two 360 KB floppy drives. Unlike the Compaq Portable, which used a two-mode monitor and a special display card, IBM used a stock CGA (more…)

IBM PC Convertible

The IBM PC Convertible is the first laptop published by IBM. Released on April 3, 1986, the convertible was also the first IBM computer to use the 3.5-inch floppy disk format that has become the industry standard. Like modern laptops, it included power management and the ability to run on batteries. It was the continuation of the IBM Portable and was the model number 5140. It was replaced in 1991 by the IBM PS / 2 L40 SX, and in Japan by IBM Personal System / 55note, which was the predecessor of the ThinkPad .

In 1983, IBM engineers reportedly developed a (more…)

IBM 5100

The IBM 5100 laptop is a laptop (one of the first) introduced in September 1975, six years before the IBM personal computer. This is the evolution of a prototype called SCAMP (Special APL Machine Portable) that was developed at the IBM Scientific Center in Palo Alto in 1973. In January 1978, IBM announced IBM 5110, its most important cousin, and in February 1980 IBM announced The 5100 was removed in March 1982. When the IBM PC was introduced in 1981, it was originally designated as IBM 5150, putting it in the “5100” series, although its architecture was not not directly from (more…)

Hyperion (computer)

The Hyperion is an old laptop that rivaled the Compaq Portable to be the first compatible IBM notebook. It was marketed by Infotech Co. of Ottawa, a subsidiary of Bytec Management Corp., which acquired the designer and manufacturer Dynalogic in January 1983. In 1984, the design was authorized by Commodore International in a move that was intended as a “Radical change of position”. “and a signal that Commodore would soon dominate the PC-compatible market.While computers are” hand-assembled from kits “provided by Bytec and presented alongside the Commodore 900 at a German show as their first laptop, they were never sold by (more…)

Husky (computer)

The DVW Husky is a rugged UK handheld released in 1981 by DVW Electronics. The Husky has been designed to be used in difficult conditions, such as wet and cold weather, by users such as the military. It is waterproof and can be placed from a considerable height on a hard surface without being damaged. The computer is handheld, with a membrane keyboard similar to that of the ZX81, and a 32×4 alphanumeric LCD. The Husky CPU is compatible with the Z80, and the computer incorporates a non-volatile base memory, 32K and 16K ROM. It was originally manufactured in response to (more…)


The HP 95LX Palmtop PC (F1000A, F1010A), also known as project Jaguar, was Hewlett Packard’s first MS-DOS-based pocket computer or personal digital assistant, introduced in April 1991 in collaboration with Lotus Development Corporation. It can be seen as successor to a series of larger portable PCs like the HP 110 and HP 110 Plus. The HP 95LX had an NEC V20 CPU (an Intel 8088 clone running at 5.37 MHz) with an Intel Corporation System on a chip (SoC) device. It cannot be considered completely PC-compatible because of its quarter-CGA (MDA) resolution LCD screen. It ran Microsoft’s MS-DOS version 3.22 and (more…)

Grundy NewBrain

Grundy NewBrain was a microcomputer sold in the early 1980s by Grundy Business Systems Ltd of Teddington and Cambridge, England.

The NewBrain project was launched in 1978 when Sinclair Radionics began working with Mike Wakefield as a designer and Basil Smith as a software engineer. This project was intended to create competition for Apple and did not pay much attention to Sinclair’s focus on inexpensive consumer products. When it became clear to Sinclair that the NewBrain could not be priced at less than £ 100 he was thinking about the ZX80 being developed by his other company, Science of Cambridge Ltd. The (more…)

Epson PX-8 Geneva

The Epson PX-8 aka Geneva was a small laptop manufactured by Epson Corporation in the mid-1980s. It had a Z80-compatible microprocessor, and ran a customized version of the CP / M-80 operating system as well as various applications to from a pair of ROM cartridge slots that were treated as drives. For file storage, there was a built-in microcassette reader. The PX-8 did not have an internal disk drive and allowed partitioning of memory into application memory and a RAM disk, or an external 60-KB or 120-KB intelligent RAM disk module (64 KB and 128 KB). kb). used for the processor). (more…)

Epson PX-4

The Epson PX-4 (HC-40 or HX-40) is a portable CP/M based computer introduced in 1985. The screen was 40×8 characters physical, but 80×25 or 40×50 virtual, making it almost compatible with the Epson PX-8 Geneva. It was operated from a NiCD battery pack or four penlight batteries. It was targeted as successor of the Epson HX-20 portable, which was very popular with field engineers. Another feature of the PX-4 was its high modularity. Inheriting the ROM capsules from the Epson PX-8 Geneva, it added a cartridge bay (similar but incompatible with the Epson HX-20), for which Epson offered several printers, micro-cassette (more…)

Eagle Computer

Eagle Computer of Los Gatos, California, was an early microcomputer manufacturing company. Spun off from Audio-Visual Laboratories (AVL), it first sold a line of popular CP/M computers which were highly praised in the computer magazines of the day. After the IBM PC was launched, Eagle produced the Eagle 1600 series, which ran MS-DOS but were not true clones. When it became evident that the buying public wanted actual clones of the IBM PC, even if a non-clone had better features, Eagle responded with a line of clones, including a portable. The Eagle PCs were always rated highly in computer magazines.

The AVL (more…)


DYSEAC was the second Standards Electronic Automatic Computer. (See SEAC.) DYSEAC was a first-generation computer built by the National Bureau of Standards for the US Army Signal Corps. It was housed in a truck, making it one of the first portable computers (perhaps the first). It went into operation in April 1954. DYSEAC used 900 vacuum tubes and 24,500 crystal diodes. It had a memory of 512 words of 45 bits each (plus one parity bit), using mercury delay line memory. Memory access time was 48–384 microseconds.

The addition time was 48 microseconds and the multiplication/division time was 2112 microseconds. These times (more…)

Dulmont Magnum

The Dulmont Magnum is an early laptop computer designed and marketed by Dulmont Pty Ltd in Australia in the early 1980s. (Dulmont was a joint venture between Australian power line equipment manufacturer, Dulmison Pty Ltd, and the Australian subsidiary of their Belgian electrical utility customer, Tramont Ltd.) The Magnum was also known internationally as the Kookaburra, and was sold from 1982 to 1986. The company found itself undercapitalized as it sought to enter the international market and faced increased competition from other laptops. It was taken over twice, with Dulmont eventually taken over by Time Office Computers (Manufacturing) Pty. Ltd, who (more…)

Desktop replacement computer

A desktop replacement computer (DTR) is a personal computer that provides all the features of a desktop computer while staying mobile. These are often bigger and larger laptops or, in some cases, 2-in-1 PCs with a form factor and a tablet-like interface. Due to their increased size, this computer class typically includes more powerful components and a larger display than that typically used in small laptops and may have relatively little (if any) battery capacity. Some use a limited range of desktop components to provide better performance at the expense of battery life. They are sometimes referred to as desktops, a (more…)