[ARC5] R-27/ARC-5 Hookup Question

Bill Cromwell wrcromwell at gmail.com
Fri Jul 19 21:43:39 EDT 2013


On 07/19/2013 09:21 PM, J. Forster wrote:
> Ken,
>
> Connected normally, the final audio stage B+ does not go through the
> choke. If it's biased Class A, the final stage could draw more than the
> rest of the set. If it idles at 50 mA, the transformer will dissipate 1W
> roughly.
>
> It's not obvious what the parts of the receiver draw for B+.
>
> -John
>

Hi John,

One of my documents lists the Audio amp as drawing about 30 mA and that 
would be with the original 250 volt plate supply. Apparently other 
people have been running the radios through that rear connector 
successfully.

73,

Bill  KU8H


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