The circuit shown is for testing both signal diodes (low current) and rectifiers (high current). The circuit is from a 2000 Poptronics, and the transformer has a secondary winding of 100 to 300 mA.
This circuit is suggested by National Semiconductor in its Linear Applications Handbook. It makes...
A frequency range determined by the network of resistors and capacitors with negative feedback and input...
We found this circuit in a Radio Shack documentation from 1977. The circuit serves for a link of...