Has modem Replaced PSU with PicoPSU adapter, but still no picture on screen. Get a single beep when power supply is turned on, no lights on front of machine. Handle is broke so replaced with wire. One front clip for the keyboard is broken.

The Osborne One helped define the early “portable computer” idea by packaging a full CP/M business system into a luggable, suitcase-like design in 1981. It is especially important in computing history because it is widely regarded as the first commercially successful portable computer, and because its bundled-software strategy and the later “Osborne effect” made it influential far beyond the machine itself.

• Retrobright — Mar 1, 2023

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