[LAU] Proposal for 'lo-fi' music competition

david gnome at hawaii.rr.com
Sat Mar 22 05:41:39 UTC 2014


On 03/19/2014 08:10 PM, Simon Wise wrote:
> On 20/03/14 05:58, david wrote:
>
>> I couldn't tell. I don't think I've ever heard stereo AM. They
>> probably compress
>> the bejesus out of AM stereo transmissions, too, because they have to
>> overcome
>> the same problem regardless of frequency range (variable signal
>> strength), right?
>
> no .. signal strength is a more significant problem with AM, the audio
> signal is based on the amplitude envelope of the carrier signal, while
> in FM the frequency of the carrier signal is varied according to the
> audio, and the receiver follows that. That is of course a
> simplification, but they are quite different.

Cool, thanks for clarifying that.

-- 
David W. Jones
gnome at hawaii.rr.com
authenticity, honesty, community
http://dancingtreefrog.com


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