We found this Vox in a 1969 Motorola documentation. Transistors support modern equivalents and the SCR can be a TIC106. The reset is done by a push button.
The frequency and active cycle of this circuit can be adjusted in P1. The LEDs flash alternately at a...
This circuit provides an output voltage with approximately twice the input using two power...
This circuit consists of two stages that each shift 180 degrees the signal. The circuit was...