[Scan-DC] Xtals

Doug Kitchener oldsdoug at yahoo.com
Sun Sep 15 21:11:37 EDT 2013


Thanks!  No real reason to suspect it - funny, for all the fooling around that I've done with electronics over the years, I  just never really knew whether or not they would just "go bad" like other electronic components so that was the main reason for the question.  Thjis radio had problems with the squelch circuit and the AC power supply, seems to me I fired it up awhile ago and the reception was a little fuzzy or something (pretty vague, I know!) and I wondered if it was the crystal / crystals in general.

10.7, right, I remember that now... Regency, Sonar, and those Lafayette / Unimetrics radios all used the same ones... buddy of mine is still using a Unimetrics... good stuff!

Thx again.

D




>________________________________
> From: djoneses <djoneses at verizon.net>
>To: 'Doug Kitchener' <oldsdoug at yahoo.com>; scan-dc at mailman.qth.net 
>Sent: Sunday, September 15, 2013 8:59 PM
>Subject: RE: [Scan-DC] Xtals
> 
>
>They don't go bad with age and are fairly rugged but can suffer mechanical
>damage. Why do you suspect the crystal?
>
>You can try G&G Communications or kenslectronincs.com or Bomar or
>International Crystal for a replacement.
>
>Sonar used a 10.7 MHz IF and might use the same crystals as a Regency.
>
>Good luck.
>
>-----Original Message-----
>From: scan-dc-bounces at mailman.qth.net
>[mailto:scan-dc-bounces at mailman.qth.net] On Behalf Of Doug Kitchener
>Sent: Sunday, September 15, 2013 8:39 PM
>To: scan-dc at mailman.qth.net
>Subject: [Scan-DC] Xtals
>
>Do crystals go bad, as in going off-frequency?  Anybody have any idea of
>someplace where I could get a crystal (remember them) for a scanner?  The
>scanner in question is an old Sonar VHF High Band, model FR-105.  It uses
>the same crystals as another popular one that was made by Unimetrics and
>sold by Lafayette.
>
>(I'm sure this takes many of you back to the Dark Ages, or at least the Tube
>Ages!)
>
>I wouldn't mind trying to put this radio back in service...
>
>Thanks.
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