[Hammarlund] Super-Pro S Meter

[Kenneth D. Grimm, K4XL]

Both the SP-200 and SP-400 parts lists specify 200 microamp meters.
My guess is that other flavors also use the same value.

Ken - K4XL

entropycat at verizon.net wrote:
> 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 
>
>   
>


-- 
Ken K4XL
k4xl at arrl.net

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