[amsat-bb] Re: SA-AMSAT payload activation on SO-67

CA3SOC Raul Romero ce3soc at gmail.com
Fri Nov 6 14:36:32 PST 2009


TNX Very Nice

Raul
CA3SOC
CHILE




----- Original Message ----- 
From: "Jan-Albert Koekemoer" <jan.koekemoer at sunspace.co.za>
To: <amsat-bb at amsat.org>
Cc: <sumbandila at googlegroups.com>
Sent: Friday, November 06, 2009 5:59 PM
Subject: [amsat-bb] SA-AMSAT payload activation on SO-67


> Hello
>
>
> We intend to schedule the FM V/U cross-band repeater on Sumbandila as 
> follows
> (all times in UTC; all activations 13 minutes duration):
>
> Fri 6 Nov 2009:
> 21:38 (Eastern Australia / New Zealand)
>
> Sa 7 Nov 2009:
> 02:05 (Western Asia)
> 08:17 (Europe)
> 11:40 (Eastern part of South America)
> 16:13 (Central Canada / USA)
>
> The CTCSS tone for the transponder is 233.6 Hz.
>
> Uplink:  145.875MHz
> Downlink:  435.345MHz
>
> Additional recommendations:
> Use only narrow FM
> Switch off compression
> Speak softly (mic gain down)
>
> Satellite characteristics:
> All antennas are linear vertically polarized (1/4 wavelength)
> Sat Tx power = 5W
> Sat Rx sensitivity = -116.5dBm for 12dB SINAD
> Max antenna gain = 4dBi
>
> Note that the satellite is currently in a controlled sun tracking mode 
> with
> antennas Nadir pointing.
>
> Apologies for the late notification, but we're still in the commissioning
> phase and can therefore not guarantee the SA-AMSAT payload service far 
> ahead
> in time.  Since we're using the same (shared) transponder for TT&C 
> purposes
> at present, we can unfortunately not schedule the payload over RSA on
> Saturday.
>
> Regards
> Jan-Albert (ZR1JAK)
> Sumbandila Ground Control Team
>
>
>
> E-mail Disclaimer
> http://www.sunspace.co.za/emaildisclaimer.htm
>
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