This single tube circuit was found in a 1945 documentation. It is powered by a battery and a battery with two inputs and listens on high impedance headphones.
Simple Signal Tracer (T946E)
- Details
- Written by: Newton C. Braga
This single tube circuit was found in a 1945 documentation. It is powered by a battery and a battery with two inputs and listens on high impedance headphones.
