Based on a PLL 567, this circuit serves as a receiver for the CB9574E circuit. S tuning is done in R1 and it is used for frequency modulated signals.
This 1974 circuit uses two 555 integrated circuits in a very traditional configuration. The...
This circuit was found in Electronics Now magazine and can be applied to any JFET. The circuit has high...
The receiver shown above was sent in by contributing reader Adriano Muniz Moura and is used for...