[time-nuts] 12.8 MHz OCXO

[Joseph Gray]

Dave,

Thanks for the link. That looks useful.

Joe Gray
W5JG

On Sat, Nov 24, 2012 at 4:39 PM, Dave G4FRE <g4fre at g4fre.com> wrote:
> I had a similar requirement a couple of years back. I ended up using a $10
> VCXO, and a $20 Jupiter GPS. The circuit used was the one on page 12 of
> http://g4jnt.com/DDSVHFBeaconDriver.pdf by G4JNT. It just scraped in under
> $50
>
> Dave
>
> Ww2r
>
> Message: 4
> Date: Sat, 24 Nov 2012 09:01:25 -0700
> From: Joseph Gray <jgray at zianet.com>
> To: Discussion of precise time and frequency measurement
>         <time-nuts at febo.com>
> Subject: Re: [time-nuts] 12.8 MHz OCXO
> Message-ID:
>         <CAF7oPz2tiZTtqnmrp+xarCTowiJ==YqCGWk1_eBNozfDVnaAEg at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Mike,
>
> Surprisingly, it isn' as uncommon as I first thought. The problem
> seems to be the cost, however. If I can't find something within my
> budget, I'll have to improvise.
>
> Joe Gray
> W5JG
>
> On Sat, Nov 24, 2012 at 1:53 AM, mike cook <mc235960 at gmail.com> wrote:
>>
>> Le 24 nov. 2012 ? 09:26, Joseph Gray a ?crit :
>>
>>> Can anyone recommend an inexpensive 12.8 MHz OCXO that outputs a sine
>>> wave? I've looked online, but the only ones I find costs hundreds of
>>> dollars. Anything 0.25 ppm or better is fine. A Vcc of 5-13.8 VDC
>>> preferred.
>>>
>> An uncommon OCXO freq.  If it is for hobby use, I would suggest using a
> more common quality reference and locking a cheap 12.8 vcxo / vctcxo to it
> with a pll.
>>> Joe Gray
>>> W5JG
>
>
>
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