We found this circuit in an old General Electric documentation. In fact, PUTs are not common components today. The circuit is valid as a reference.
This circuit allows you to modify the resolution of a measurement bridge. It was found in the...
In the figure we have a three-phase AC motor control for voltages up to 600 V or 1200 V depending on...
This small experimental transmitter with the CK722 transistors was found in Radio Electronics...