This third-party accessory from Microbase holds a Sinclair ZX81 computer at a more comfortable angle for use. It also has a built-in power switch and tape save/load switch, as well as a shelf extension to hold the RAM expansion pack securely.
A separate version was available for the Spectrum.Date : 1983
Manufacturer : Microbase
Physical Description : Powerbase unit
This exhibit has a reference ID of CH46847. Please quote this reference ID in any communication with the Centre for Computing History.