[ARC5] BC453 on 24V - screen voltage

Kenneth G. Gordon kgordon2006 at frontier.com
Sun Dec 8 17:40:12 EST 2019


On 8 Dec 2019 at 16:25, J Mcvey via ARC5 wrote:

> I remember from some time ago that David mentioned that he had run a
> command receiver B+ on 24V, so I tried it . 
> 
> Of coarse,  the audio output power is way down, but it does receive
> using only 24V on the HV. I'm going to check the impact on the
> sensitivity . It still should work fine as a tune-able IF, though. 

If you moved the screen voltage feed wire from the center-tap of the two big black resistors 
in the rear of the receiver to the "hot" end, your sensistivity would improve significantly.

Ken W7EKB


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