[amsat-bb] Re: [SPAM] Fw: [Mw] STS-122 S-Band signal heard

[Jim Jerzycke]

http://spaceflight.nasa.gov/shuttle/reference/shutref/orbiter/comm/orbcomm/sband.html

--- Andrew Rich <vk4tec at people.net.au> wrote:

> What do they use that freq for ?
> 
> 
>
----------------------------------------------------------------------------
> Andrew Rich VK4TEC
> vk4tec at people.net.au <mailto:vk4tec at people.net.au>
> http://www.tech-software.net
> 
> 
> 
> 
> -----Original Message-----
> From: amsat-bb-bounces at amsat.org
> [mailto:amsat-bb-bounces at amsat.org]On
> Behalf Of w8iss at wideopenwest.com
> Sent: Saturday, 9 February 2008 10:16 AM
> To: amsat-bb at amsat.org
> Subject: [SPAM] [amsat-bb] Fw: [Mw] STS-122 S-Band
> signal heard
> Importance: Low
> 
> 
> Just of interest.
> 
> James W8ISS
> =====
> ---------- Forwarded Message -----------
> From: "Loren Moline  WA7SKT" <lmoline at hotmail.com>
> To: <microwave at echo.valinet.com>
> Sent: Thu, 7 Feb 2008 21:33:55 -0800
> Subject: [Mw] STS-122 S-Band signal heard
> 
> Tonight I ran my tracking program and showed
> Atlantis was going to make a
> direct overhead pass. I noted the time and went out
> to shack and listened.
> 
> Just as predicted I heard the fast doppler on the
> main carrier at 2217.5MHz
> and followed it lower in frequency as it passed away
> from my location.
> 
> I am only using a so so preamp at antenna with 10db
> gain and a 3 1/2 turn
> helix. Coax comes to shack to a mixer and mixer to
> receiver with no post
> mixer
> amp. LO is a 2GHz generated from a 1GHz PLO locked
> to a 10MHz standard and a
> doubler.
> 
> I am not yet setup for serious spectrum display but
> saw the signal drift
> thru
> the display for my 10.7MHz SoftRock hooked to my
> IC-R7000 receiver.
> 
> This is the first time I have ever heard any signals
> from the shuttle.
> 
> Loren WA7SKT
> 
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> ------- End of Forwarded Message -------
> 
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