This circuit was suggested by documentation from a 1980’s General Electric. The triacs determine the maximum load controls. The components in parallel with the load are varistor type protectors.
This circuit adds a beep to turn on with car flashers that do not have this feature. A 47 ohm to...
Depending on the value of C1, this oscillator can produce signals of up to 1 MHz. For a capacitor of 10...
This commercial circuit, sold under the designation H531 in Japan in the 1960s, used three...