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Gordon Pimblott (5)

Gordon Pimblott

A Tale of Two Spectrums (part 1)

Over the last couple of months I have been watching YouTube channels of people fixing various retro computers, mainly Commodore 64's, BBC B's and ZX Spectrum's.   Like many others, my computing career started with the Spectrum, so armed with nostalgia,  some self taught electronics knowledge and a soldering iron I decided to take up the challenge and bring a non-working Spectrum back to its full gaming prowess.

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Gordon Pimblott

About

Digidad.me.uk details my Maker tinkering, mainly in electronics, micro controllers and software. As the name suggests I'm a busy dad so my projects tend to take a while...

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Gordon Pimblott

Fixing the Issue 4 Spectrum (part 2)

After checking the power rails it was obvious that the 5v regulator wasn't working, so first action was to replace it. With the regulator replaced I hopefully tried the power again. This time all the power rails looked good, but still no picture. After checking…

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Gordon Pimblott

Fixing the Issue 2 Spectrum (part 3)

On first inspection the Issue 2 showed a picture with the typical Spectrum coloured border and some flashing bars in the central paper area. The voltages all looked ok, with the exception of a low -5v line. Plugging in the diagnostics cartridge wasn't much help…

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Gordon Pimblott

Upgrades and cosmetics (part 4)

With both Spectrum's working I decided on a few upgrades before calling it a day. Both of the cover plates are beyond fixing so I decided to buy replacements. The issue 2 has also had too many replacement parts to call original so I decided…

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