Lots get caught out by the UK700 producing 12V to 16V when off load, and 10V to 12V when on load.
Good that you are making progress.
Mark
ZX81 blank screen
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Re: ZX81 blank screen
ZX81 Variations
ZX81 Chip Pin-outs
ZX81 Video Transistor Amp
Standby alert
There are four lights!
Step up to red alert. Sir, are you absolutely sure? It does mean changing the bulb
Spring approaching...
ZX81 Chip Pin-outs
ZX81 Video Transistor Amp
Standby alert There are four lights!
Step up to red alert. Sir, are you absolutely sure? It does mean changing the bulb
Spring approaching...