1. airspy@groups.io

Re: AstroSpy #radioastronomy #21cm #1420mhz

Marcus D. Leech
 

On 10/17/2019 06:27 AM, iz5dkm@... wrote:
I tried receiving the hydrogen line in the direction of M31 but I can't solve the signal, evidently the s / n ratio is still low.
The first image in the frequency domain, the second in the speed domain.
That signal will be somewhere around 1422.5MHz--right off the edge of your chart.
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