ZX Spectrum Composite Video Mod
18:10
Sinclair ZX Spectrum Tune Up!
24:54
ZX Spectrum 128K "Toastrack" Repair and Jailbar Reduction
16:30
The Computer Chronicles Soundtrack on Vinyl
15:14
The 8-Bit ZX Spectrum Is Even Better Than Ever!
12:36
Composite vs. Component Video Signals
22:15
Sinclair ZX81: ZX2020 composite video mod, DCDC converter upgrade and more
14:50
Fixing Bad Video Quality on the Sinclair ZX Spectrum
24:17