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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

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    Analog Multiplier Using PWM
    4.00 star(s)
    I used a variation of this about 20 years ago to run an arc lamp ballast at constant power...
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spark without battries 2010-01-05
pic :D
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