The use of a diac improves the performance of the two dimmers in the previous circuits. The circuit is from the same Radio Electronics magazine in an article that teaches how to use triacs.
High performance 16 A Buck regulators capable of operating at 2.7 to 4.8 V voltages and 0.25 to...
This circuit memorizes the input voltage that is then applied to the load in the form of a...
This circuit was found in a 1977 Signetics manual. The 556 consists of a 555 double and the...