Re: 4SQRP Tuner

Bob Parr

I will second Dan.  I had one of my caps go bad and you could see the fins buckling up.  I suspect yours may either buckle in the future or may be starting to know.  The 4SQRP guys are real good about replacing any parts that are not working/bad.
Good luck.

> Dan,
> 1 -  My 4SQRP Tuner has a DPDT toggle switch. I suspect your switch
> was supplied due to a parts supply issue with the original switch.  
> 2 -  Doesn't sound good. Make sure the polyvaricon mounting screws
> aren't too long, then they might be pressing on the end of the cap
> plates. Sounds like a recipe for failure!    Paul Goemans WA9PWP
> Stoughton, WI
> From: Daniel Walter via
> Sent: Thursday, October 08, 2020 11:23 AM
> To:
> Subject: [4SQRP] 4SQRP Tuner
> Built the Tuner and it seems to work well. A couple of questions: 1-
> Switch has a center OFF position, which connects to nothing. Is
> this intentional to d/c the antenna? If so, it does not ground both
> terminals.
> 2- One of my polyvaricons has 'bumpy' travel (the other is
> completely smooth operating.) should I just ignore this, or is it
> likely to fail?

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