## PSN-L Email List Message

**
Subject: Re: Cover for seismo**

From: "bobshannon.org" earth@...........

Date: Tue, 10 Jul 2001 20:15:44 -0700

Over the past few months I realized that there is no such thing as an "easy
question" on this group and I say that with a smile.....
> 115 Volts is the RMS (root mean squared) value of the sine wave. The
actual peak
> value for a pure sine wave is the product of the square root of two times
the RMS
> value (i.e. 1.414 x 115V = 163V). The correct voltage to use to calculate
> resistive power is 115V.
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Larry Cochrane <cochrane@..............>