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.
This simple digital circuit tester can work with TTL technology when powered by 5 V and with CMOS...
This circuit receives, through a coil, audio signals emitted by another coil connected to the...
This circuit is from the LM317's own manual obtained from an old documentation. The IC should be...