[Elecraft] OT: AM mode
Stewart
stewart at twinwood.me
Tue Jul 16 15:53:45 EDT 2013
The rational is that if two stations transmit over each other on AM they can
both be heard either as separate signals or as a beat note. Whereas, with FM due
to the capture effect only the stronger station would be heard.
73
Stewart G3RXQ
ex PPL
On Tue, 16 Jul 2013 19:30:36 +0000, Ken G Kopp wrote:
> VHF/UHF aircraft radio has always been AM, and is likely / certain
> continue to be. Why? It's used world wide and discussions about
> changing it to FM have continued for years. The conclusion seems
> to be that there is simply too much usage worldwide and little reason
> to make the change. The cost to change to another mode would be
> horrendous! Of course manufacturers would -love- to see the change.
>
> There is usage of SSB on HF primarily ... but it's still "AM". (;-)
>
> 73!
>
> Ken - K0PP
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