[Heathkit] SB 102 - 7W Audio board resistors
Mike McCarty
Mike.McCarty at sbcglobal.net
Mon Apr 26 23:03:18 EDT 2010
Carlos A Archilla wrote:
> Hello to the list:
> I was lucky to find resitor (Part No. 3-15-7) frying about 5 minutes
> after I turned the old SB 102 on. It is clear that the 1K ohm 7W
> resistor must be replaced and maybe the 2.5K ohm 7W (3-16-7) resistor
> next to it too. But before I do.....is there anything I should check
> other than the Power Supply 300V B+ line? Any known source for
> these. Any help would be appreciated.
I think you need to find out why they fried. Which parts are they
in the schematic? There was too much current being drawn. You need
to know why.
Mike
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