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Date: 03/07/03 at 10:34 AM
Posted by: ThierryFromMars
E-mail: tsoude@respublica.fr

In Reply to: Re: Measuring small voltage drops on large voltages posted by Dominic Suter on 03/07/03 at 1:40 AM:

If the case of sine wave, you have to use an enveloppe detector (a diode charging a RC) and a Low Pass Filter. You compare the direct output of the enveloppe detector to the output of the enveloppe detector followed by the LPF (average output) and that's it

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