[Boatanchors] Pair of Crystals needed

[Brian Carling]

If so, I have plenty of 455 kHz crystals for sale at the moment. They sell fast, so that may change.

Let me know if you need any.

Best regards - Bry Carling, AF4K



> On Mar 8, 2014, at 11:39 PM, hwhall at compuserve.com wrote:
> 
> Could he perhaps get away with using a crystal or crystals in a VXO type oscillator? The VXO maybe could be adjusted to pull crystal(s) that are close onto the desired frequencies.
> 
> Wayne
> 
> WB4OGM
> 
> 
> 
> -----Original Message-----
> From: K7NKS <k7nks at yahoo.com>
> To: Keith Densmore <ve3gem at gmail.com>
> Cc: <boatanchors at mailman.qth.net> <boatanchors at mailman.qth.net>
> Sent: Sat, Mar 8, 2014 7:57 pm
> Subject: Re: [Boatanchors] Pair of Crystals needed
> 
> 
> 
> 
> Crystals for 455 KHz fall in the realm of the unobtainable dream unless you have  
> a very thick wallet. 
> 
> Best bet is to check any buddies that have either military surplus crystals like  
> others have mentioned or two-way radio surplus crystals.  
> 
> Years ago I scrapped out some Masters, Motracs, Micors, and Mocoms that had IF  
> filters that used crystals with a 455 KHz offset from the 1st IF frequency.  
> Don't remember the exact IF frequencies. 
> 
> 73, 
> Chuck, k7nks 
> 
> 
> Sent from my iPad 
> 
> On Mar 8, 2014, at 3:25 PM, "Keith Densmore" <ve3gem at gmail.com> wrote: 
> 
> > Hi All, 
> > I need a pair of crystals, any size ok although smaller is preferred. 
> >  
> > 453    and   457     KHZ              or 
> > 452.5  and  475.5  KHZ              or 
> > 452     and  458     KHZ 
> >  
> > For a product detector circuit for rigs with 455 KHZ IF 
> >  
> > Thanks, 73, 
> > Keith ve3ts 
> >  
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