SINCLAIR ZX81 COLLECTION. ZX81 shown working well with a black and white TV (see pics). However, I much preferred to leave the ZX81 in its original unmodified state. SINCLAIR ZX81 COMPUTER - TESTED. ZX81 BASIC PROGRAMMING MANUAL.
Sinclair ZX81 Tested Fully Working
Sinclair ZX81 Tested Fully Working + Original Power Adaptor
Sinclair ZX81 - Vintage Computer, Unit Only untested
Sinclair ZX81 Personal Computer With Box, Manual & Power Cable - Untested
Sinclair ZX81, Early Bugged ROM, Boxed, Working, Refurbished, 16K RAM Pack
A used untested vintage Sinclair ZX81 Personal Computer & Power Supply + Manual
