[amsat-bb] Re: 50 MHz (was S band and Eagle: an appeal for a higherleveldiscussion)
Ransom, Kenneth G. (JSC-OC)[BAR]
kenneth.g.ransom at nasa.gov
Tue Sep 12 06:21:56 PDT 2006
Would the allocation be for Uplink only?
Kenneth - N5VHO
-----Original Message-----
From: amsat-bb-bounces at amsat.org [mailto:amsat-bb-bounces at amsat.org] On
Behalf Of Trevor
Sent: Monday, September 11, 2006 4:24 PM
To: AMSAT BB
Subject: [amsat-bb] 50 MHz (was S band and Eagle: an appeal for a
higherleveldiscussion)
--- Robert Bruninga <bruninga at usna.edu> wrote:
> Lets preserve 2m downlinks for OMNI directional downlinks to Mobiles
> and handhelds where the 19" mobile whip OMNI has a 9 dB advantage
> over 70cm and a 24 dB advantage over 2.4 GHz.
>
> We can easily close the link to mobiles and handhelds with Omni
> antennas with 2 meter downlinks from space. I hope we Continue to
> develop this mobile satellite capability.
> PCSAT and ARISS packet system demonstrate this easily.
Bob raises a good point here.
What are peoples views on trying to get an Amateur Satellite Service
allocation at 50-51 MHz ?
Granted omni antennas would be 3 times bigger than 2 metres but we would
benefit from low path loss and low doppler shift ?
73 Trevor M5AKA
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