Fwd: Re: [amsat-bb] AO-40 ordering antennas, downconverters

["Edward R. Cole" <al7eb@xxxxxxxxxxxxx>]

Got this from Rick so sharing this with the bb and especially AA2AE who
initiated this inquiry.

>Check out Parabolic AB's downconverter (www.parabolic.se) for 196 USD.  I
>have two of them (one for the home and one for portable use) and swear by
>them (they have the same specs as the SSB UEK-3000 but at less than half the
>price!).
>
>73 de Rick, KG6IAL
>
>----- Original Message -----
>> At 05:51 PM 7/23/2002 -0400, AA2AE wrote:
>> >Group
>> >
>> >I'm ready to purchase my AO-40 antenna and downconverter and wondered if
>you
>> >might comment on this set-up. I finally settled on a modified Transystem
>> >AIDC-3731 downconverter from Bob, K5GNA and a 3 foot dish from Glenn,
>N3IYR.
>> >Glenn's dish comes ready to go with feed and mount and I'm told all
>that's
>> >needed to put it all together is a double-male N.
>> >
>> >I would assume that the narrow beamwidth of the 3 ft dish might be a bit
>> >more sensitive when aiming at the bird, but I'm hopping that the 4db of
>> >additional gain over the 2ft model is worth the compromise, especially
>when
>> >squint angle is large. The spill-over characteristics are very important
>for
>> >a quiet RX at 2.4ghz and I'm told this feed/dish combination is.
>> >
>> >The Transystem downconverter with 37db gain and 1db NF seems to compare
>well
>> >with the SSB Electronics UEK 3000 converter and it's a lot cheaper.
>> >
>> >Any comments on this set-up and antenna alignment/mounting tips welcomed.
>> >
>> >Thanks for all your help.
>> >
>> >73, Tony - AA2AE


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