The World’s First Laptop!!!

Adam Osborne





Osborne 1 !!!

he worlds first laptop looked a little different than the ones we’re used to today.
The Osbourne 1, introduced to the world April 1981 boasted a 5 inch monitor, 64k of RAM, dual 5-1/4 inch, 91K floppy drives, weighed in at 24.5 pounds and had a sticker price of only $1795.00. A steal, considering it came bundled with over $1500 worth of cutting edge software (circa 1981).

Available options were a 300 baud modem and an optional double density disk drives (for which an extra circuit board had to be installed) .
The Osbourne 1 was quite a hit and a brisk seller, reaching monthly sales of over $1,000,000 in September of that year.

Osborne 1 Specification:
Introduced: April 1981
Price: US $1,795
Weight: 24.5 pounds
CPU: Zilog Z80 @ 4.0 MHz
RAM: 64K RAM
Display: built-in 5" monitor
53 X 24 text
Ports: parallel / IEEE-488
modem / serial port
Storage: dual 5-1/4 inch, 91K drives
OS: CP/M

More detail about computer at oldcomputers.net