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gaby.de/ Computermuseum/ Osborne-1 Model No. 2

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Osborne
  
Osborne-1 built in 1983
CPU Z80-A
Clock rate 4 Mhz
RAM 64 K
ROM 4 K
text resolution 52 x 24 characters
Graphics resolution none
Display 5" green
Mass storage 2 x Floppy 5.25" at 180 K each
Keyboard QWERTZ
I/O Ports RS232-C, IEEE-488, battery, modem, external display
Operating System CP/M 2.2
Special features First portable ever
date of acquisition 1992
origin private
original usage/owner unknown
condition good