This circuit was found in a 1966 General Electric publication. The circuit applies to other triacs depending on the power of the controlled load.
This circuit was found in an old American documentation. Its purpose is a proportional scanning signal...
This circuit emits a loud sound in a headset when the driver who wears it nods while being in a...
This amplifier stage was found in a 1956 Sylvania manual and has an unusual configuration with a...