Posted by Roderick Stewart on 10/27/07 10:28

In article <4722f832$0$25703$4c368faf@roadrunner.com>, Green Xenon
[Radium] wrote:
> >>So there is no way to decrease how far the sidebands will go?
>
> > With FM?  Nope, not in the way you're hoping.  Modulate a carrier Fc
> > with a frequency Fm, and the first sidebands will be at Fc+Fm and
> > Fc-Fm, just as would be true with AM.  That's the narrowest you can
> > get.
>
> So a higher-frequency modulation signal will result in more distant 
> sidebands than a lower-frequency modulation signal? E.g. a 10,000 Hz 
> tone will result in sidebands further from the base carrier frequency 
> than a 1,000 Hz signal?

By George! I think he's got it!

Rod.

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