This circuit was found in an old factory documentation. The circuit uses single-junction transistor SCRs at the time. These components support modern equivalents.
We found this simple transistor tester in a French publication in 1981. It uses a common analog...
Who is faster? or reaction game are other names for this circuit that we find in old...
This circuit is from an 80's component manual. The components are from the time, but the circuit...