Support Noel's Retro Lab on Patreon: https://www.patreon.com/NoelsRetroLab This is the tune up I do to my own ZX Spectrums so they last a long time in top shape: Chapters: 00:00 Intro 00:52 Replace electrolytic capacitors (and we measure the ones we take out). 11:59 Change keyboard membrane. 16:00 Use a modern voltage regulator. Anything else major I missed that you recommend? Let me know in the comments! Connect with Noel's Retro Lab: Facebook ➤ https://www.facebook.com/NoelsRetroLab/ Instagram ➤ https://www.instagram.com/noel_retrolab/ Twitter ➤ https://twitter.com/noel_retrolab