Suggested by General Electric, this circuit with triac is able to reverse the rotation of a motor through a DC control signal. The circuit applies to AC servos.
In the figure we have a circuit suggested by National Semiconductor, using an operational...
Tone controls for audio applications can also be considered filters that must attenuate certain...
This circuit was found in an Argentine publication from 1973. It uses a common AM coil (50 + 50...