The "Otrona Attache" is a small portable CP/M based computer with 64 K of
memory. 1 or 2 Floppy Drives, each holding 360K. The unit was being built
and sold during 1983-4? from a firm in Colorado. The Attache is 12 inches
wide, 13.6 inches deep, and 5.75 inches high. It weighs 18 pounds. It
includes a 5.5 inch 80x24 line amber on black built in sceen and a carrying
handle built in. The keyboard is detachable and attaches over the front of
the display and drives for mobility.
The central processor unit is a Z80A running at 4 Mhz. The power supply can
run on U.S. or foreign current. The keyboard provides tactile feedback and a
selectable key click sound from the units built in speaker.
2 identical full function ports (Serial) may be used to attach printers,
modems, or other equipment. the 15 pin connectors are RS-422/423 connectors.
The unit has a battery backed clock calender, and comes with some utility
software combining several of the usual disk functions in CP/M. The software
included also includes a "Valet" program to switch out of a program and do a
calculation, set an alarm, or do a screen dump. The "Charton" program is a
chart drawing program.
Back to the Museum!
