Found in a 1964 Electronic Design, this circuit shows how to modulate a signal with a dynamic low impedance microphone. The circuit operates in the FM range (88 to 108 MHz).
This circuit was found in a 1966 General Electric documentation. The circuit makes use of PUTs...
This circuit is from a 1964 Electronic Design, appearing in this section and website with...
This 80's General Electric circuit is guarded by the noise-guard for operating current. The...