[amsat-bb] NOAA Weather Satellite receiver
jkelly at verizon.net
Fri Dec 5 22:29:30 UTC 2014
I believe the bandwidth is less - but due to doppler they spec a 40khz
the 34khz signal can slide within the 40khz receiver.
This link might be helpful:
On 12/5/2014 4:34, Rupesh Lad wrote:
> Hello all;
> I am an undergraduate Engineering student and a SWL. I have tracked many
> Amateur satellites from COEP Ground station, VU2COE.
> I want to Home brew a NOAA satellite image receiver as my academic project.
> I will be using WXtoImg to decode the image transmitted by NOAA satellite
> on APT frequency. So the task for me is to get the audio frequency output.
> Literature says that NOAA satellites transmit a signal of 40 kHz bandwidth.
> I have also observed the spectrum on Spectrum analyzer using my antenna.
> Want to know whether this is only RF bandwidth? and if it is so, then what
> is IF bandwidth of such signals?
> Can anyone help us in designing the receiver?
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