----- Original Message ----- From: "Michel Jullian" <[EMAIL PROTECTED]>
Subject: Re: Battery shapes


<snip>> the instrument will calculate
the instantnaeous power for each sample and integrate ***not average*** them
to a true power measurement.

They integrate over a time interval to get total energy (joules) in that interval, and then they divide by the time interval to get... (fill in the blank Mike ;)

I thnk you are right. RMS is used for measurements of I or E independantly, but where instantaneous I and E are available as in the TI instrument, integration of the intantaneous I*E product will gibve a correct average, but averaging I and E separately will not.

Mike Carrell


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