RetroTechRalph

10

29:27

ZX Spectrum Downgrade Kit

R T Ralph

26th April 2019

143

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4

36:49

ZX Spectrum Kits from codersystems on Ebay

R T Ralph

20th May 2021

68

0

1

24:52

ZX81 Repair Part 1. Power Supply

R T Ralph

14th October 2021

9

0

0

28:41

ZX81 Repair Part 2. Teardown and Composite Mod

R T Ralph

28th October 2021

9

0

4

26:44

ZX81 Repair Part 3. Problems and Panic

R T Ralph

19th November 2021

29

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2

37:42

ZX81 Repair Part 4. VLA81 and Completion of Repair

R T Ralph

31st December 2021

19

0