[R-390] Sources for HP410C AC Probe

rbethman rbethman at comcast.net
Sun May 17 14:22:46 EDT 2009


I do NOT believe the HP-410C has a pot for voltage adjustment.  It is 
drawn directly from the 6V supply.

Bob - N0DGN

Barry wrote:
> Does anyone know if the 410C can use either the EA53 or 2-01C?  I know the 
> 410B has a rheostat to allow adjusting the heater voltage for either diode 
> but am not familiar enough (yet) with the 410C to know if the heater voltage 
> can be adjusted for either diode.
>
> Thanks again,
> Barry - N4BUQ 
>
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-- 
Bob - NØDGN



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