Thread: Transformerless PSU using a capacitor
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Mike Coon[_2_] Mike Coon[_2_] is offline
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Default Transformerless PSU using a capacitor
In article ,
says...

The latest thing is a "piezo transformer" but I have no evidence that
are being used in cell phone chargers.

I hadn't heard of that, but I suppose it is a no moving part (in usual
interpretation of that phrase) motor+dynamo combination; brilliant!

Mike.
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