Re: [IRCA] 388 question

["Bob Young" <youngbob53@xxxxxxx>]

Allright Charles, thanks, I'll let you know, may be a few days before I can 
get to it. Alcohol it is.

Bob
KB1OKL


>From: Charles A Taylor <MWDXer@xxxxxxx>
>Reply-To: Mailing list for the International Radio Club of 
>America<irca@xxxxxxxxxxxxxxxx>
>To: Mailing list for the International Radio Club of 
>America<irca@xxxxxxxxxxxxxxxx>
>Subject: Re: [IRCA] 388 question
>Date: Thu, 08 Mar 2007 09:25:30 -0500
>
>At 01:34 PM 3/7/2007 -0500, you wrote:
> > >From: "Bob Young" <youngbob53@xxxxxxx>
> > >Reply-To: Mailing list for the International Radio Club of
> > >America<irca@xxxxxxxxxxxxxxxx>
> > >To: irca@xxxxxxxxxxxxxxxx
> > >Subject: [IRCA] 388 question
> > >Date: Wed, 07 Mar 2007 13:25:19 -0500
>
> > >Hi Z,
> > >
> > >I have a question for you:
> > >I finally got a 388 and it is everything you've said they would be, I 
>love
> > >it. My question is when in the crystal position it seems to oscillate 
>for a
> > >second when the two knobs are tapped and the center frequency will 
>sometime
> > >move about 1 khz from position to position, ex. from 200 cycles then to 
>a
> > >wider postition I will have to retune, this is with the BFO on or off. 
>I'm
> > >positve it's not a tube, it is coming from somewhere in the crystal
> > >selectivity box (or whatever you call it) Does this most likely seem 
>like
> > >bad contacts on the selectivity switch itself, or probably a bad 
>connection
> > >somewhere inside of it? I also get this same thing with an HRO-60 I 
>have
> > >but not anywhere enar as bad. Could the crystal itself just being old 
>do
> > this?
> > >Any ideas would be appreciated.
>
>Bob Young
>Millbury, Ma
>KB1OKL
>
>Bob,
>
>I recommend you clean the contacts of the selectivity switch with isopropyl
>alcohol. A squirt, operate the switch a few times, and other squirt, etc.
>
>That ought to clear the condition, but from your description it might also
>be the crystal. So please advise whether the alcohol does the job.
>
>If you DARE use tuner/contact cleaner, I WILL personally strangle you.
>
>Contact cleaner can cause more problems than it fixes.
>
>I also have heard (through other sources) that contact cleaner was tested 
>on
>Komodo lizards, so that's another reason to avoid it. hi.
>
>Please advise what the results are!
>
>Charles
>         -----
>Charles A Taylor, WD4INP
>Greenville, North Carolina
>
>
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