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BitWrangler.uk

Maker and tinkerer in retro-computers, electronics, micro controllers and software

  • Calculators
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BitWrangler.uk

Month: November 2021

ZX81 Schemtic

ZX81 Composite PCB

November 21, 2021 Gordon Pimblott Electronics, Retro Computers, ZX81

I have a couple of ZX81’s both of which have been modded to output composite video. With the first one[…]

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  • BBC Micro #3 (Caps, sound and colour)
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