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.
Two transistors on a regenerative switch are used to trigger a triac. This circuit is from the RCA...
This circuit uses a 555 (according to the diagram) to generate 50 ms tone bursts at a frequency of 1.5...
The radio presented was found in a 1980 documentation. It consists of 3 stages: the tuning circuit...