This simple neon alternating flashing circuit was found in an old American publication. The current is very low, but the supply must be made with at least 100 V.
The frequency of this clock oscillator is given by the crystal. The trimmer sets the ideal...
We found this circuit in a Radio Electronics Experimenter from 1990. The circuit uses a common...
This circuit simulates a multi-position switch using programming buttons. The circuit is from an...