Handheld Computers: Work Devices, Accessories and Classic PDAs

Rugged, keyboard and stylus handhelds stand on ivory and glass platforms. — Three approaches to handheld computing: equipment for work, compact input and classic personal organizers.

Choose a handheld for work, understand how its data reaches a business system, or preserve software and documents from a classic PDA. Start with the practical guides below, then explore the devices and accessories that shaped handheld computing.

The twenty illustrated guides provide practical explanations, planning checks and historical interpretation. The remaining historical entries retain accounts of specific products and announcements; their prices, networks, software services and availability describe their period.

Handhelds for work

Begin with equipment requirements, then test the capture and delivery workflows the device must support.

A rugged handheld, spare battery and charging cradle stand before glass panels suggesting working conditions.

Rugged Handheld Computers: Choosing for the Job

Compare environmental evidence, scanning, ergonomics, batteries and support life, then run a measurable field pilot.

A navy barcode scanner faces labeled cartons beside a glass panel with abstract inventory symbols.

Industrial Handhelds: Scanning and Workflow Integration

Choose data capture, validate transactions and test offline synchronization from the scan to the final business record.

A delivery handheld and parcel sit beside a miniature van route ending at a doorway.

Delivery Handheld Computers: From Scans to Proof of Delivery

Follow delivery events through capture, offline storage, retries and server confirmation, with a practical acceptance checklist.

A rugged handheld body, two keypad modules, a trigger handle and a battery rest on individual plinths.

Modular Mobile Computers: When Interchangeable Hardware Helps

Evaluate supported modules, spare parts, replacement time and lifecycle costs before choosing a modular handheld fleet.

Accessories and input

Compare physical and projected keyboards, evaluate translator and FM radio cards, then explore historical cases, mounts and finishes. Check the exact hardware and software combination.

A folding keyboard and tablet stand sit beside a classic handheld with a thumb keyboard.

Mini Keyboards for Handhelds: Compatibility and Typing Tradeoffs

Check connections, layouts, shortcuts and working position, then compare compact keyboards with a repeatable typing trial.

A small optical keyboard tower projects a blank key grid onto an ivory table beside a tablet.

Virtual Laser Keyboards: How They Work and How to Evaluate Them

Understand projection and infrared sensing, check surface and lighting conditions, and run a practical typing trial with timing and error records.

A handheld with a phrase-list display stands beside a memory card, wired earbuds and translucent speech bubbles.

Speaking Translator Cards: Phrasebooks and Compatibility

Check the device, application, language content and audio path of a translator card, then evaluate lookup, speech and offline operation separately.

A PDA with an abstract tuner display stands beside separate radio accessories, earbuds and a glass wave motif.

FM Radio Cards for PDAs: Compatibility and Reception

Identify a PDA radio accessory, verify its interface, driver and audio path, and run a repeatable reception check for the exact setup.

Handheld cup-holder dock — A 2004 description of Belkin’s Omni Dock vehicle mount.
Palm handheld accessories — PalmOne persona and Vaja cases for selected handheld models, reported in 2004.
Soft-touch finishes on handhelds — The PPG Velvecron finish used on the Palm Zire 72, reported in 2004.
Cases for iPAQ PDAs — Leather and aluminum cases and stylus accessories described in 2003.

Classic devices and software

Identify classic handhelds, preserve their data and software, evaluate Palm navigation and understand retired online services. Start with the exact model and installed software.

A classic stylus PDA sits in a sync cradle beside a laptop, memory card and archive tray.

Palm OS Software: Compatibility, Installation and Preservation

Identify a classic Palm setup, protect existing data and plan a compatible installation with a repeatable preservation record.

A classic PDA stands beside document sheets, a table grid, a chart and an archive box.

Palm Documents To Go: Recovering Old Office Files

Identify native Office files and Palm databases, choose a recovery route and check that the recovered information remains correct.

An ivory stylus PDA and older laptop occupy a separate platform from a modern teal laptop.

Palm VPNs: Mergic, PPTP and Legacy Connectivity Limits

Understand the limits of historical Palm VPNs and choose a documented route for data recovery or isolated research.

A tablet with abstract application tiles stands beside a keyboard, stylus and portrait and landscape outlines.

Linux Tablets: Hardware Support, Touch Input and Practical Limits

Evaluate a specific tablet and Linux release through touch, applications, networking, sleep and recovery checks.

Three stylized handhelds show a simple organizer, an expansion-oriented PDA and a keyboard smartphone.

Palm, Palm OS and Handspring: A Guide to the PDA Family

Distinguish Palm-family companies, device lines and operating systems, then identify the right manual and preservation path.

A stylus PDA, conceptual hard-drive cutaway, memory card and file tray stand on separate plinths.

Palm LifeDrive: Storage and File Preservation

Map LifeDrive program data, drive files and expansion-card contents, then choose and verify a preservation route for each.

Two stylized Pocket PC handhelds stand beside CompactFlash and SD cards and a cradle.

Dell Axim X50 and X50v: Models and Data Preservation

Identify the Axim model and installed operating system, locate its data and plan a checked preservation session before software changes.

A translucent teal organizer with an expansion bay rests beside memory and camera modules.

Handspring Visor: Models and Springboard Expansion

Identify a Visor and assess Springboard module compatibility, power, software and preservation requirements as one working combination.

A small landscape-screen clamshell handheld sits beside a purple memory stick and a glass file box.

Sony CLIE UX40 and UX50: Connectivity and Preservation

Distinguish the UX40 and UX50, inventory handheld data, Internal Media and Memory Stick contents, and verify separate preservation routes.

A classic handheld displays a conceptual route beside a separate GPS receiver, memory card and miniature streets.

Palm GPS Navigation: Receivers, Maps and Legacy Software

Identify a Palm navigation package, check its receiver, software and maps separately, and interpret the limits of a working legacy setup.

A stylized portrait handheld with a thumb keyboard stands beside separate memory cards and glass software layers.

Sharp Zaurus SL-6000: Software and Data Preservation

Identify the SL-6000 model and installed environment, preserve files and applications, and distinguish installation from restoration or system changes.

A stylized keyboard messaging handheld and a glass server stand on separate plinths.

T-Mobile Sidekick 2: Design, Retired Services and Preservation

Understand the Sidekick 2 and its Danger service dependencies, then document a surviving device without assuming activation or data recovery.

Palm, Handspring and CLIE: historical coverage

Palm Zire — Historical model profile of the compact Palm organizer.
Palm Tungsten T — Historical model profile of the Palm OS 5 handheld.
Handspring Treo 600 software development — A 2003 account of the Palm OS smartphone’s developer tools.

Pocket PC and organizers: historical coverage

Dell Axim X30 — The 2004 launch of Dell’s X30 configurations.
Compaq iPAQ 3835 — Historical model profile of the color Pocket PC.
Casio Cassiopeia BE-300 — Historical model profile of the Pocket Manager.
Casio PV-S400 Plus — Historical model profile of the Pocket Viewer organizer.
Toshiba e740 — Historical model profile of Toshiba’s expandable Pocket PC.
Toshiba e330 — Historical model profile of the Pocket PC 2002 handheld.
Sharp YO-290P organizer — Historical model profile of the electronic organizer with PC Link.
Palm Treo with Windows Mobile — The 2005 Palm, Microsoft and Verizon smartphone announcement.

Linux, messaging and media handhelds: historical coverage

Sharp Zaurus SL-5500 — Historical model profile of the Linux/Java multimedia PDA.
Pepper Pad — A 2006 account of the handheld media computer and its software ecosystem.
T-Mobile Sidekick iD — A 2007 account of the customizable keyboard messaging device.
Gizmondo — A 2004 announcement describing the entertainment handheld and planned retail showcase.

Related library

Explore the Computers category for the wider computing library.