[Hammarlund] Super-Pro S Meter

[J ALLEN CALL]

Hello:  My BC-779 manual says the S-meter is a 0-200uA meter not a 0-200ma

meter.

 

J

W7KSG


 
> From: entropycat at verizon.net
> To: zuu6k at juno.com
> Date: Thu, 5 Mar 2009 01:18:20 -0800
> CC: hammarlund at mailman.qth.net
> Subject: [Hammarlund] Super-Pro S Meter
> 
> Greetings to Ed and the list:
> 
> Ed, you wrote: <snip> " The S-meter is described as 0-200 Ma, ..."
> 
> I am having a rough time with this number. I don't think the whole 
> radio draws more than 200 mA total, except for the filament circuit. 
> Therefore, I am at a loss wondering where in the radio did Hammarlund find a 
> circuit with a 200 mA change in current with applied signal strength.
> 
> Is it possible that this may have been misread and the actual meter 
> movement is 200 uA (200 micro-amps)? If so, this will make a big 
> difference in S meter readings if you go with a non-original 200 mA meter 
> according to your spec above.
> 
> 73,
> Jim T.
> KB6GM
> entropycat at verizon.net
> "entropycat" copyright 2008 James K. Thorusen
> All Rights Reserved 
> 
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