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Heathkit SB - 102 Problem

Raccoon

Well-Known Member
Oct 27, 2005
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Hi everyone ,
I know I'm going to feel stupid for asking this question . But I have an old Heathkit SB-102 and it was working fine and then all of a sudden it stopped working properly .When I turn it on , the power only goes as far as the tube circled in the picture , and no further . That tube does light up , but nothing else after it lights up . That's as far as the power is going when it turns on . This all began after I replaced the next tube in line after it , with a good tube .

Any ideas as to what happened , what's going on , or how to fix it ? And no , just putting the old tube back did not fix it .... lol

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