[amsat-bb] Re: 2.4GHz broadband router on satellite?

Mark L. Hammond marklhammond at gmail.com
Fri Feb 22 08:20:13 PST 2013


Maybe Drew KO4MA will reply--but I thought he did some "global
listening" on 2.4GHz with AO-51 (frequency agile receiver).  Seems
like he published some plots in The Journal?

Take home from what I recall--it was very noisy!

Mark N8MH

On Fri, Feb 22, 2013 at 10:49 AM, Trevor . <m5aka at yahoo.co.uk> wrote:
> Apart from power budget issues and Doppler the real killer will be the very high noise level on 2.4 GHz.
>
> In urban areas you can expected to receive strong WiFi signals across all of 2402-2450 almost regardless of where you beam.
>
> Any signals from a satellite would need to be strong enough to overcome this interference. 5 GHz is likely to suffer a similar problem in a few years as more use is made of that band for WiFi etc.
>
> 73 Trevor M5AKA
>
>
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-- 
Mark L. Hammond [N8MH]


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