Sinclair ZX81 Spruce Up (Composite, 16K, Keyboard & More!)
41:30
Lets Take A Look At The Sinclair ZX81 (+composite mod)
19:27
ZX81 repair
16:50
ZX81 - Is it worth fixing?
53:16
Wooden Case Sinclair ZX81| 8BitBites
31:19
Five Rare British Micro Computers - Show & Tell
15:44
ZX81 Composite Video Mod - Fit and Test
48:18
Sinclair ZX81 Repair Challenge - Can These 4 Classic Micro-Computers From the 80s Be Restored?
43:53