This dimmer was found in the Electronics Experimenter Special projects of 1983. The circuit uses common components. The MOSFET can be of any type according to the lamp.
This circuit was obtained in a Radio Electronics of the 90s. The circuit uses an integrated circuit...
This squelch is activated by its own noise, acting automatically. It is used in communications...
In this circuit of the 1980s, the T1 transformer has 30 turns of 28 primary wire and the secondary...