This Old Computer

@thisoldcomputer.bsky.social

107 Followers 112 Following

Long-time retro/vintage computer nerd. 1990s UNIX machines and anything else I like. Content is my own unless otherwise credited.

NeXT Turbo CPU board being cleaned. It features a Motorola 68040 CPU.
An illustration from the Kaypro II manual shows the computer displaying a grinning man’s face and extending a human arm with a rolled up shirtsleeve to shake hands with a businesswoman holding a copy of the manual. The page’s title reads “Meet The Kaypro!”
A handwritten Radio Shack receipt from 1986, for the purchase of a Tandy 1000SX computer, printer, joystick, and software.
The home computer room so far is two 19" two-post racks. This is before the new power controller was installed.
The clock's circuit board is on the bench, doing some trial and error with a resistive voltage divider to get the correct -27 volts for the weird Soviet clock chip.