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- 25 Dec 2017, 22:37
- Forum: Workshop
- Topic: Fix for jamming Hi-Tek or Stackpole keys on an ADM-3A serial terminal
- Replies: 1
- Views: 1281
Fix for jamming Hi-Tek or Stackpole keys on an ADM-3A serial terminal
So I've had this old terminal for a while. It needed some logic fixes, but the keyboard was also not working well. Several keys would jam, and I had no idea why. The key switches used are either Hi-Tek (one wide contact and one with 4 'fingers'), or perhaps an early Stackpole clone. The plungers are ...