[amsat-bb] Re: AO-51 Mode S reports

Clare Fowler clarefowler at rogers.com
Mon Dec 14 13:51:08 PST 2009

Hi Drew

Worked KB2M and WB8OTH on 21:30 utc pass
however no downlink signal until it reached about 30 degrees
elevation then sigs picked up to about S7 max which is
2 to 3 S units lower than before.

Clare VE3NPC

----- Original Message ----- 
From: "Andrew Glasbrenner" <glasbrenner at mindspring.com>
To: "Amsat-BB" <amsat-bb at amsat.org>; "AO51 Modes" <ao51-modes at amsat.org>
Sent: Monday, December 14, 2009 5:36 AM
Subject: [amsat-bb] AO-51 Mode S reports

> AO-51 is currently in Mode V/S on 145.88/2401.200. With our attitude 
> inverted from normal, I'm interested in any S band reports. The L/S 
> antenna should be pointed towards the ground now in the southern 
> hemisphere, and away in the northern. The schedule indicates we would 
> concurrently run the 9k6 telemetry downlink on 435.150. Due to low 
> battery voltages and being near the bottom of the output power selection 
> range, I shut off the 435.150 transmitter this morning at about 1025 UTC.
> Please send any reports on the Mode S signal to ko4ma at amsat.org. or 
> ao51-modes at amsat.org.
> Thanks, Drew KO4MA
> AMSAT VP Operations

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