[Elecraft] Is the K3 capable of ESSB?

[N2EY at aol.com]

In a message dated 8/12/07 12:32:56 PM Eastern Daylight Time, 
lacosta at bcpl.net writes:

> 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. 

How so? The transmitter would be more efficient. If it's OK to use 6 to 9 kHz 
for ESSB, why not 15 or 20 kHz for FM? 


> 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?

I like how 15-20 kHz wide FM sounds. Why can't I use it? 
> 
> 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.
> 

If they don't want us to drive us fast, why do they make such cars? And why 
do the speedometers go up so high? 

(devil's advocate mode = off)

73 de Jim, N2EY




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