AVR-Chat

On Thu, Jan 15, 2009 at 9:58 PM,  <BobGardner@aol.com> wrote:
> RMS is the power level of the signal, so I guess peak to RMS is standard deviation. The formulas look similar to me, deal with the square of the signal.

Ok, but having RMS and peak, how would you calculate it again on a new
sample, with only the previous RMS and peak to work from.
Peak is easy..