May 17, 2011

A Flash back to the Grandfathers of modern laptop

Now people talk about tablet pc that weigh lesser still working like the pro's.Laptop trend and discovery was began in 1981.

But at that time the laptop term is not applicable for those fine devices.As laptop directed to those machines which could be used placing on human lap.Those machine were mere "luggable",Could be carried with a portability feature.

Let us look back to the grand father of modern laptop trends.The history first began when Osborn was came in to market.

Epson HX-20:

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Announced in November 1981 sold in market 1984.it is generally considered both the first notebook and handheld computer.

Weight 1.6 KG,rechargeable nickel-cadmium batteries,a full-transit keyboard,a built-in 120 × 32-pixel LCD,a calculator-size dot-matrix printer.

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Osborne:

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The Osborne 1 was the first commercially successful portable microcomputer, released on April 3, 1981.

Weight 10.7 kg (23.5 pounds),tts principal deficiencies were a tiny 5 inches (13 cm) display screen and use of single sided, single density floppy disk drives which could not contain sufficient data for practical business applications.

CompaqLTE386:

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The first computers to be the size of a paper notebook, spurring the use of the term "notebook" to describe a smaller laptop.Plus It was with built-in hard disk and floppy disk drives.

Weight 3.0 kg.They ran MS-DOS version 3.31.Processor:9.55 MHz Intel 8086,Memory: 640 KiB base RAM,Hard disk: 20 MB.

NEC UltraLite:

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Weight 1.9 KG,width 11.9 inch.8.3 inch deep,1.4 inch thick

NEC UltraLite was a lighter version laptop,but it was not popular as it was relatively slow with 8086 processor plus it had no internal hard disk.

PC Magazine featured the UltraLite on its cover in November 1988 and shortly thereafter journalists began referring to the A4 sized computer as a "notebook" to distinguish it from the larger and heavier laptops of the time.

Apple iMac in laptop Ground

Macintosh Portable:

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Launched in 1989, Macintosh Portable was actually a "luggable" not a laptop.
It was praised for its active dot matrix and longer battery life but poor seller for its bulk size.