Sinclair ZX81 Repair & Composite Mod
21:08
BARN FIND! Sinclair ZX81 Found on a farm!
24:54
ZX Spectrum 128K "Toastrack" Repair and Jailbar Reduction
19:27
ZX81 repair
15:44
ZX81 Composite Video Mod - Fit and Test
22:15
Sinclair ZX81: ZX2020 composite video mod, DCDC converter upgrade and more
19:10
ZX81 still awesome after 40 years!
37:37
Scullcom Hobby Electronics #51 - Build a Sinclair ZX80 Clone
16:50