Found in 1966 General Electric documentation, this circuit uses solicon unilateral switches (SUS) switches that are uncommon components today.
This circuit consists of a power audio amplifier used in the modulation of AM transmitters. The...
Two or more 4013 can be cascaded to perform a divide-by-4 (-8, -16, etc.) as shown here. The...
Using an integrated circuit from the time, this circuit was found in Radio Electronics from the...