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Re: [Amps] Bird Element Calibration?

To: Amps Reflector <amps@contesting.com>
Subject: Re: [Amps] Bird Element Calibration?
From: Mark Hill <g4fph@mjha.co.uk>
Date: Mon, 21 Mar 2005 17:19:51 +0000
List-post: <mailto:amps@contesting.com>
Gary,

Indeed so!  When replying to the FCC, I believe the text goes something 
like:  "I dare not run QRP because I only have a 10k element for my Bird 
and if I don't get the pointer to top-scale, I cannot measure my power 
accurately!"

Regards.

Mark.

----------------------------------------------------
At 16:41 21/03/2005, Gary Schafer wrote:
>Guys, keep in mind that 5% accuracy spec is of FULL scale. That means that 
>a 2500 watt slug has +- 125 watt accuracy at ANY part of the scale.
>If you read 1000 watts on the meter with the 2500 watt slug the actual 
>power could be from 875 to 1125 watts and still be in spec! That's 12%.
>
>At 250 watts on that same slug the error is +- 50%.
>
>The lower you get on the scale the worse the accuracy will become.
>
>73
>Gary  K4FMX

*******************************************
Mark Hill - G4FPH
E-mail: g4fph@mjha.co.uk
Current web pages at: www.qsl.net/g4fph
Old web pages at: www.g4fph.freeserve.co.uk
-------------------------------------------
Dipoles resonant on 1942/3695/7065 kHz
2 ele delta loop beam resonant on 14180 kHz
-------------------------------------------
Remember - SIDE for HV safety:
S witch off
I solate
D ump
E arth
*******************************************


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