SB-303 alignment tips needed! Help!

Dave Ellison deellison at USWEST.NET
Wed Oct 17 15:40:42 EDT 2001


Hello all,

I just acquired an SB-303 that is wildly out of alignment.
It takes almost one VOLT of signal straight in to the antenna
jack to hit anything above S5 on the meter!  It is stone cold
deaf on all bands, and can only barely hear its own
calibrator.  Matter of fact, the calibrator in the 303 can
be heard across the room in my TS-520 with no antenna
hooked to it, but the 303 is almost deaf to it!!  All the
receiver does is play loud static and hiss (I've heard the
303's had a lousy noise floor, but that part is acceptable).

I bought it on the idea it was working perfectly, so I wasn't
anticipating having to do an alignment.  I've heard SB-303's
are fussy to align - extender boards are essential (?)

I'm lacking a manual, such extenders (rare, I know) and
advice on SB-303's.  I only really do tube gear where
everything is old and big.  Everything in here is much
smaller :-)  My last alignment was an S-85 so this is clearly
different in approach!

Alignment tips anyone?  Manual anyone?  Extender anyone?

Email with for-sale offers and sundry advice.

Thank you,

Dave WB7AWK
www.Boatanchors.com

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