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Old March 8th 04, 09:29 PM
Steve Nosko
 
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"Steve Nosko" wrote in message
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From: Richard Harrison )
Subject: Lossless Resistance?

ate: 2004-03-05 20:06:31 PST
Steve Nosko wrote:
"Power is calculated from "RMS" values of voltage and current."


Steve is correct! I apologize.


If you have a square wave of minimum peak to peak value of zero volts,
its maximum peak to peak value must be 1.414 x the d-c value. Then,
1.414 Vd-c x 1.414 Id-c = 2 Pd-c.


2 Pd-c x 1/2 t = Pd-c for an average.


Best regards, Richard Harrison, KB5WZI


Whew! Richard H.
For some reason, the above post does not show on my reader. I had to go
to Google to see what I was missing. After seeing your answer to my teaser
about voltage vs. power dB, I was really getting worried (about U) on this
one. You DO know. I think the thing here is that BOTH power and Current
are averaged by the chopper. I am, however, surprised that you did not have
a "gut feel" for that.

I just posted another short explanation of MY take on the term "loss-less
resistance".

I wonder why I am not seeing some posts..

There is another thread about the maximum power transfer theorm. This
thread was about the term "loss less resistance".
--
Steve N, K,9;d, c. i My email has no u's.


 
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