This circuit was found in Motorola's Linear Interface ICs of 1993. The integrated circuit used is not common and the load current depends on the Triac.
This simple transistor tester was found in a Japanese magazine in 1967. It tests general purpose...
Short duration pulses or "clicks" can be generated with the circuit seen in the figure. The...
A 25 mVpp applied to the input of this circuit produces in the output a 1 Vpp signal. The...