[amsat-bb] Antennas for AO-92 23cm

David J. Schmocker kj9idave at charter.net
Mon Oct 8 14:55:17 UTC 2018


Hi Ron:
These antenna options are both fixed RHCP:
 
Directive Systems Helix (single in Radome)  14.5dBic (approx. 12.3dB)
https://directivesystems.com/1200-mhz/23-cm-1250-1300-mhz/dseh23-12/
Wimo Antennan & Electronik GmBH  23-4 Helix  P/N 18027  16dB
https://www.wimo.com/helix-antennas_e.html

I have read that L-band AO-92 required loss budget (from this reflector
input) is 100w Effective Radiated Power (ERP) departing your transmit
system. 
I believe there was a post on this email reflector from University of Iowa
(or similar) hams who operated band L.

My experience level:  I have not operated band L (just read about current
happenings). 

Dave KJ9I


 

On 10/8/18, 9:42 AM, "AMSAT-BB on behalf of Ronald G. Parsons"
<amsat-bb-bounces at amsat.org on behalf of w5rkn at w5rkn.com> wrote:

>What antennas are being used for AO-92 23cm? Is polarization changing a
>problem. How much uplink power is required?
>
>Ron W5RKN
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