Keeping yesterday's computers ticking takes more than nostalgia

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Earie Salmon explains why soldering skills are only the start

ARCHAEOLOGIC Repairing and restoring vintage computer hardware has grown increasingly popular, but keeping decades-old machines alive presents different challenges from fixing modern kit.

Earie Salmon, of the YouTube channel Earie's 8-Bit Workshop, is one of many tinkerers documenting the process of keeping retro computers ticking over and building new examples of obsolete or never-released kit.

Based in Australia, Salmon's entry point into the hobby is all too familiar – a bit of nostalgia mixed with "what would I like to have had if given the chance".

My biggest frustration with sourcing parts are counterfeit chips. You will confidently order a big bag of 74LS logic ICs to find they are in fact not 74LS.

Worse, most IC testers will say 'oh yes it's a 00 IC and works fine' but it's had the label sanded off and re‑etched, it's...

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