This dual-tuned 60 Hz oscillator was found in the Radio Experimenter Special projects of 1993. The circuit has the timing ranges given by C1 which can be changed.
This circuit is from an old technical documentation from Spain. The circuit uses a FET that is...
This circuit, which presents a certain danger and should be used with caution, was found in the...
With this circuit it is possible to modulate pulses from a pulsating input signal. The PNP...