This circuit turns off when switch S1 is opened. The circuit is from the 1989 Radio Electronics Experimenter edition; The triac must be controlled according to the load.
It can be obtained from Mouser Electronics new crystals for surface mounting from AVX with...
Found in old documentation, this fuzz uses the 741 Operational Amplifier. Assembly is simple, but...
What this circuit does is act as an automatic gain control for an automotive stereo. It increases the...