SB-102 Meter Zero problem
Emil Dular
WD4SCZ at AOL.COM
Fri Dec 25 10:01:03 EST 2009
Sandy,
Best solution I know of is to bite the bullet and replace the resistors in
the meter and AGC circuits. Mike, WB8VGE had a good description and
pictures on his website but it seems to be down. He shows an SB-301, but
they all work the same way, metering a voltage divider between the 2 IF
tubes.
Here is a link to a cached version, hopefully this will tell you what you
want to know.
http://74.125.93.132/search?q=cache:ORo-wbO_jecJ:sunlightenergysystems.com/theheathkitshop/page26/page26.html+mike+bryce+heathkit+s-meter&cd=7&hl=en&ct=clnk&gl=us&client=firefox-a
73, Emil WD4SCZ
----- Original Message -----
> Hi, gang!
>
> Hmmm...at rest, my S-meter won't zero. It's at the end of its travel. Done
> some digging, and the zero pot is OK. Can someone give me a few ideas of
> what resistor or cap component(s) I should consider suspect for
> replacement?
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