This transistor curve tracer was described in a December 1969 Radio Electronics article. It consists of a ladder-type signal generator that applies stepped voltages to the transistor under test.
This traditional relay configuration, found in old documentation, is intended for 2A relays for...
This circuit was found in a book on transistors from 1954. It works by the beat that is detected by...
Using an LF356 operational, this circuit was found in the September 1989 issue of Radio...