How to install a ZX81 16K Ram expansion - 10 minute mod!

How to install a ZX81 16K Ram expansion - 10 minute mod! A powerhouse like a ZX81 computer needs all the memory it can get to really crunch those graphics. Fortunately you can make your own in under 10 minutes with a fivers worth of parts from eBay. So what are you waiting for?! Want to see how we fixed the keyboard? This video explains the process:    • Lets repair the Sinclair ZX81 Keyboard   Want to see how we added a composite mod? This video shows you how:    • How to add composite out to a Sinclair ZX81   Head over to my Discord to join in the discussion! Come chat with me on discord   / discord   See my recommendations on Amazon: https://www.amazon.co.uk/shop/backoff... If you would like to buy me a coffee or support the channel you can do so via Patreon at   / backofficeshow   I do have some bits and pieces on my web store at http://backofficeshow.com Please note: As an Amazon Associate I earn from qualifying purchases. As such links to Amazon products within this video may fall under this. Thanks to all of you who use these links and help support the channel - you are fantastic! Thanks you lovely people, and keep on tinkering!