Re: [amsat-bb] Microwave IF's for working AO-40 (was: Link budgets??)

[Clifford Buttschardt <cbuttsch@xxxxxxxxxx>]

I believe the DEM converter can be set up for either 1269 or 1269 but not
both.  It requires a new crystal and tune up.  At least the SHF Systems
model SHF1240K can be converted.  On 1296 MHz, the unit uses a 96 MHz
crystal while on 1269 a 93.75 MHz crystal is used.  Cliff K7RR


On Sat, 25 Nov 2000, John P. Toscano wrote:

> "Edward R. Cole" (AL7EB) wrote:
> 
> > I have the DEM new version 1296/144 xvtr and it is not dual-freq for
> > 1269.  DEM will be making a 1269/144 Tx convertor for P3D [no Rx].
> > It remains to be seen if a second 1269 LO will be made for the "new"
> > 1296 xvtr.
> 
> Hmmm, obviously I got that one wrong.  I could have sworn I saw
> something from Down East about a dual sub-band (1269/1296) model
> but I sure can't find it now!  Either it was on their web site for
> a short time and corrected, or I hallucinated the whole thing.  But
> thanks for setting the record straight.
> 
> John (KBØZEV)
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