This is a restored Feiler TS-3A Signal Tracer. They labeled it an Electronic “Stethoscope”. This signal tracer can be used
This is a repaired and fully functional Heathkit O-10 Oscilloscope. The original manual (not a copy) is included. It does
This is a restored Precision 912P Tube Tester. Included is a CD with a copy of the manual and tube
Very nice newer model Precision 10-12 Tube Tester.
Precision 10-xx Solid State tube Tester?