[amsat-bb] FITSAT-1

Kevin Deane summit496 at live.com
Sat Nov 10 13:49:05 PST 2012


When is the LED MORSE supposed to happen?

Kevin
KF7MYK


 

> From: n1jez at burlingtontelecom.net
> To: tanaka at fit.ac.jp
> Date: Sat, 10 Nov 2012 08:03:55 -0500
> CC: amsat-bb at amsat.org; fitsat1 at hotmail.co.jp
> Subject: [amsat-bb] NIWAKA detected in VT on 5.84 GHz!
> 
> Hi Takushi,
> 
> Success! I was able to detect NIWAKA. It was lower in frequency that I 
> expected, but with the Funcube, easy to spot.
> 
> The Doppler was huge! and I was moving the dish almost continuous to try and 
> keep up. I'll edit the I&Q RF file and post it so folks can play it back for 
> themselves.
> 
> Two quick screen shots. In the first shot, you can see the signal on the 
> left side Doppler shifting down. In the second shot, a close up of one data 
> burst with Doppler - about 3 secs or so...
> 
> http://users.burlingtontelecom.net/~n1jez@burlingtontelecom.net/images/NIWAKA_1.jpg
> http://users.burlingtontelecom.net/~n1jez@burlingtontelecom.net/images/NIWAKA_2.jpg
> 
> The 5.84 GHz transmitter seemed to come on very close to the set time. First 
> detection at 12:24:21 UTC.
> 
> More later.
> 
> 73,
> Mike, N1JEZ
> AMSAT 29649
> "A closed mouth gathers no feet"
> 
> 
> ----- Original Message ----- 
> From: "Mike Seguin N1JEZ" <n1jez at burlingtontelecom.net>
> Subject: [amsat-bb] Re: 5.8GHz transmission from NIWAKA
> 
> 
> > Hi Takushi,
> >
> > Excellent! I'm set and waiting for NIWAKA to come up over the horizon in 
> > about an hour.
> >
> > 73,
> > Mike, N1JEZ
> > AMSAT 29649
> > "A closed mouth gathers no feet"
> >
> > ----- Original Message ----- 
> > From: <tanaka at fit.ac.jp>
> > Subject: Re: [amsat-bb] 5.8GHz transmission from NIWAKA
> >
> >
> >> Dear Mike,
> >>
> >> We have set the delay command successfully.
> >> NIWAKA will send the 5.84GHz at 12:24:30 on 10th Nov. (UTC)
> >> There may be +,-,30 sec error.
> >> Please watch!
> >> Thank you.
> >>
> >> Best 73
> >> de Takushi, JA6AVG
> >>
> >>
> >>
> >> ----- Original Message -----
> >>> Hi Takushi,
> >>>
> >>> I loaded the latest keps today and the pass times are confirmed.
> >> Looking
> >>> forward to hearing NIWAKA!
> >>>
> >>> I will be recording the pass using a FunCube Dongle in I & Q RF mode,
> >> so
> >>> I'll have ~ 80 kHz of bandwidth. If I'm able to detect the signal on
> >> 10 Nov,
> >>> I can try an RTL SDR receiver on 11 Nov that can receive a much wider
> >>> bandwidth. I use HDSDR with both SDR receivers.
> >>>
> >>> I will be setting up portable in a nearby parking lot so I have an
> >>> unobstructed view to the satellite. I see the Doppler will be quite
> >> large on
> >>> both days (~ 125 kHz). I use the original NOVA program on my laptop in
> >> the
> >>> field which calculates Doppler for me.
> >>>
> >>> Let's hope for success and thanks for coordinating this test.
> >>>
> >>> 73,
> >>> Mike, N1JEZ
> >>> AMSAT 29649
> >>> "A closed mouth gathers no feet"
> >>>
> >>> ----- Original Message ----- 
> >>> From: <tanaka at fit.ac.jp>
> >>> Subject: Re: [amsat-bb] 5.8GHz transmission from NIWAKA
> >>>
> >>>
> >>> > Dear Mike,
> >>> >
> >>> > We found the south paths with enough elevation in your suggestions.
> >>> > We plan the following times which start 5.8GHz transmission.
> >>> > The signal continues around 2 min.
> >>> > (1) at 12:24:30 on 10th Nov. (UTC)
> >>> > (2) at 11:32:30 on 11th Nov. (UTC)
> >>> > According to our calculating orbit software,
> >>> > the time is little bit delayed.
> >>> > Please confirm with the latest TLE.
> >>> > Thank you.
> >>> >
> >>> > 73
> >>> > Takushi, JA6AVG
> >
> >
> > _______________________________________________
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> > 
> 
> 
> _______________________________________________
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