With this circuit it is possible to select transistors and their compliant test. Or circuit consists of an oscillator. Or transformer of the type found in old transistor radios.
This mono circuit for 10 LEDs was found in the January 1991 Radio Electronics magazine. It is...
This circuit was obtained from an Electronic Design of 1968. The circuit uses components of the...
We found this circuit in the Linear Applications Handbook published by National Semiconductor in...