We found this circuit in a 1960 Radioarama magazine. The instrument tests common general-purpose transistors indicating their gain on a moving coil instrument. The loop serves to adjust the circuit.
This TTL trigger circuit with the 7400 can be used as a signal conditioner in an input shield for...
In the figure we have a interfacing circuit of TTL logic as CMOS logic using a 6N139 optical...
The SCA is a signal superimposed on the FM signals that make it possible to eliminate...