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The 1535EXP was also the first rugged portable PC to attain full TEMPEST accreditation from the NSA. [3] Another modification – the Grid GRiDCASE 1537EXP – has another screen (640×480 instead of 640×400, but with less physical size). The power input is 100–240 V AC 50/60/400 Hz, 80 W.
GridPad (1989). In 1988, Tandy Corporation purchased the Grid company. [3] AST Computer acquired the US wing of company, and was itself later acquired by Samsung. [4]Grid still produced the GRiDCASE laptops, and the first GridPad tablet also was released in 1989; [5] Also a few rebranded models of another manufacturers were released, include Tandy/Victor Technologies Grid 386 (Compaq SLT clone ...
The Panasonic Toughbook is a line of rugged computers produced and marketed by Panasonic. The first model, the CF-25, was introduced in 1996. [1] The Toughbook brand mainly competes with other lines of rugged computers, such as Dell's Rugged Extreme. [2]
In 1985, Compaq introduced the Portable 286, but it was replaced by the more compact Portable II in a redesigned case within a few months. The Portable 286 featured a full-height hard disk, and the options of one half-height floppy drive, two half-height floppy drives, or a half-height floppy drive and a tape backup drive.
A rugged tablet may be semi-rugged or fully rugged. The semi-rugged might have a protective case, rain-resistant body. Fully rugged tablets are engineered from the inside-out to work in extreme temperatures and other harsh conditions. They are designed to resist drops, shocks and vibrations while maintaining strength to be dust- and waterproof.
The Compaq Portable was announced in November 1982 and first shipped in March 1983, [2] priced at US$2,995 (equivalent to $9,200 in 2023) with a single half-height 5¼" 360 kB diskette drive or $3,590 for dual, full-height diskette drives. The 28 lb (13 kg) Compaq Portable folded up into a luggable case the size of a portable sewing machine.
These computers usually include a display and keyboard that are directly connected to the main case, all sharing a single power plug together, much like later desktop computers called all-in-ones (AIO) that integrate the system's internal components into the same case as the display. [2] In modern usage, a portable computer usually refers to a ...
The Compaq Portable III (Model 2660) is a PC/AT-compatible computer released by Compaq Computer Corporation in 1987. [1] It was advertised as being much smaller and lighter than the previous portable x86-PCs; however it was still quite large by today's standards. [3] Three models were announced at release.