This circuit was found in Radio Electronics magazine from October 1964. The circuit uses two transistors of the time that require a supply voltage of 9 V. Consumption is 2.5 mA.
This circuit produces a signal that has the waveform of the sound produced by or near the banjo....
This is a circuit with a period component that consisted of a voltage reference. The circuit is...
This circuit doubles the frequency of a rectangular signal applied to its input. The circuit has a...