[Amps] Dummy Loads & Wattmeters

[Lynn Osterbur]

   Are the Coaxial Dynamics slugs any better for accuracy?

NO9Z

 



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From: Dr. David Kirkby <david.kirkby at onetel.net>
To: Steve Katz <stevek at jmr.com>
Cc: AMPS List <amps at contesting.com>
Sent: Wed, December 2, 2009 12:21:47 PM
Subject: Re: [Amps] Dummy Loads & Wattmeters

Steve Katz wrote:
> Yep, there is.  An accurate power measurement with the model 43 is P(actual) = Pf (indicated) - Pr (indicated).  

There is no such thing as an accurate power measurement with a Bird 43.