[Hallicrafters] Yet another mystery solved

[radio at daileyservices.com]

> Had a strange thing occur in a Halliscratcher S-22R I recently rebuilt. 
> The BFO never seemed to totally turn off, in spite of the switch being 
> turned off, which checked out okay.  I finally changed the switch, and no 
> more "feedthru" - seems there was enough conductivity through the switch, 
> so that just enough plate voltage got there to run it.  No, there was NO 
> conductivity through the switch, when measured with a regular ohmmeter, 
> but when I checked it afterwards with my ol' PSM-2A hand-crank megger, 
> yep - there it was.
>
> Tom - EAJ 


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