Found in an Electronics World of 1968 this circuit can use any SCR and diodes depending on the load. The circuit is full wave and the unijunction can be 2N2646.
The presented circuit provides an output voltage proportional to the input current, according to...
The general-purpose thermostat shown in the figure uses a high-resistive thermistor as a sensor....
This circuit for a frequency of 40 kHz was found in an old Electronic Design. There were no...