We found this circuit in a 1998 publication. The circuit has controls for both frequency and signal strength. A lamp is used to monitor the signals. The supply is made with a voltage of 12 V.
This transistor tester with different gain ranges was found in documentation from the 1980s. The...
This circuit is from 1990 documentation, but it is still up to date due to the components it uses....
The circuit shown can drive loads from 500 mA to 2 A, depending on the transistor with the TTL or...