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 distortion circuit was found in an American publication from 1970. It can be assembled with...
This circuit is a documentation of the 70's and therefore valid for analog lines. What the circuit...
This circuit immobilizes a vehicle approximately 1 minute after the theft. The circuit can also be...