[Elecraft] XV Transverter Local Oscillator -- GPSDO?
Carol F. Milazzo, KP4MD/W6
kp4md at cfmilazzo.com
Thu Jul 4 12:39:21 EDT 2013
The GPS reference we used was engineered by N6GN specifically for members
of our 2 meter WSPR study group listed on
http://www.qsl.net/kp4md/144_mhz_wspr.htm
That discussion thread can be followed at
https://groups.google.com/forum/#!topic/2-meter-wspr/-hDK071K1iM
A ready made solution to produce a 116 MHz local oscillator locked to a 10
MHz GPS disciplined reference is N5AC's VHF ApolLO at
http://www.n5ac.com/blog/products-page/apollo-synthesizers/vhf-apollo-assembled-tested/
Carol KP4MD
On Tue, Jul 2, 2013 at 3:50 AM, David G4DMP <david at g4dmp.fsnet.co.uk> wrote:
> Hello Carol -
>
> Thank you so much for your msg on the Elecraft reflector; I found your
> slide show most interesting.
>
> I use my XV144 with a K2. I have the crystal oven option and have also
> installed an internal fan similar to that fitted as standard to the
> XV432. Stability is not bad but certainly not good enough for WSPR or
> PSK32.
>
> I do have a GPS disciplined 10MHz standard. All I need now to follow
> your example is to find a means of getting 116MHz from it to lock the
> XV144. Do you have any circuit information of the PLL?
>
> Thanks again for your superb website.
>
> 73
>
> David G4DMP
>
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