This circuit is used to test triacs. It can be connected in series with a resistive load such as an incandescent light bulb. The circuit was suggested by Electronics Now magazine in November 1999.
This circuit is from a 1996 publication, but it can be assembled with several equivalent...
This conventional Hartley oscillator circuit with an audio output transformer was found in a...
The oscillator in the figure has its frequency determined by the crystal. The indicated value is...