[Heathkit] SB 102

Ken Winterling wa2lbi at gmail.com
Wed Nov 27 07:27:13 EST 2019


I agree with Ron.  In most of the HW/SB rigs I repaired low mic gain was
caused by carbon comp resistors that had gone high in value.

Ken
WA2LBI





On Wed, Nov 27, 2019 at 7:20 AM Ron W4BIN Youvan <ka4inm at gmail.com> wrote:

>    K8FE keckerle at chartermi.net wrote:
>
> > Thanks to all who replied.Karl K8FE
>
> >   Any suggestions on improving mic gain for a SB 102?  K8FE
>
>   Did anyone recommend replacing the audio amplifier tube/s and measuring
> all of the resistors and capacitors in the audio amplifier circuits?
>    (replacing bad resistors with metal film or metal oxide types)
> --
>     Ron  W4BIN - Understanding is much better than
>                                       knowing how.
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