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Main-Slave Controller 2015-12-09

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spec

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spec submitted a new article:

Main-Slave Controller - Circuit to turn a secondary device on automatically when the main device operates.

Note that if you are not experienced with high voltage electronics, best not to build this circuit.

This circuit provides power for a main equipment and a slave equipment. It was specifically designed for a 3D printer which operates intermittantly. When the printer operates it draws current from the mains supply. This current is detected and used to turn on the slave device, a vacuum extractor, which automatically starts and removes any debris and fumes from the...
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