This circuit was obtained from an Electronics Design of 1964. The circuit makes use of tunnel diodes that are uncommon today. The circuit works with very weak signals.
This circuit was found in a 1993 Electronics Hobbyst Handbook. The circuit operates in the FM...
Found in a 90’s Electronic Engineering, this circuit tests the three phases of such a supply. The...
The microphone of this short-range MW transmitter should be low impedance magnetic (a small...