In Reply to: RE: What do you mean by "poor" electricity? posted by Self-Inflicted on April 17, 2009 at 19:49:06:
I mean contaminated by the likes of RF, DC, broadband etc.
By the time the power gets to the filter caps it is DC, pulsating DC to be exact. The filter caps filter the pulses (ripple) and leave smooth DC.
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Follow Ups
- But capacitors store DC - Tweekeng 19:56:55 04/20/09 (0)