[Elecraft] Is the K3 capable of ESSB?
Thom LaCosta
lacosta at bcpl.net
Sun Aug 12 12:32:22 EDT 2007
On Sun, 12 Aug 2007 N2EY at aol.com wrote:
>
> Why can't I run FM voice that's 15 or 20 kHz wide on 75 meters? I think it
> would sound really, really good. Much better than even AM, and immune to summer
> QRN. The transmitter would be very efficient, modulated at low level and
> amplified in highly efficient Class E stages that are very simple and don't have to
> be amplitude-linear at all. I'd be experimenting with new things.
Marvelous idea...logical too...and flies in the face of operating efficiently.
But, that notwithstanding, with limited spectrum space available, even after the
expansion of the phone bands, why are we considering reducing the number of
channels available, by increasing the bandwidth?
Arguments in favor of creating wider than required signals remind me of folks
who buy a car with a huge engine and then insist they be allowed to drive at no
less than 90 mph.
73 thom
Thom,EIEIO
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