Pro-43 was My favorite scanner coming from a Pro-34.
Tons of fun specially when 870-896mhz was active
Still have one myself too with discriminator tap and works great, Even have some extra keyboards somewhere in my storage but the current one works fine
1. Clean defective carbon keypad contact and copper switch pad. Clean only those contacts that need to be repaired. 3. Brush mixed material onto carbon contact with a cotton swab. Apply a very thin coating, about the thickness of cellophane tape. Clean excess material from keypad after...