Sinclair ZX80 / ZX81 / Z88 Forums

Wow.. thats a piece of work..
Why didn't you use the conectors you ha e desoldered from the board to attach to the ribbon /membrane?

The silver plating on the keyboard flex cable is very fragile, a couple of in/out of the original connectors and the plating would be ruined. My guess, the original flex cable ends were plated with a thick layer of copper... But, I'm sure there are many other variation on this theme.