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RE: FCC Rules: The Straight Dope



TCs produce "Class B emissions" which are damped waves.  Part 15 allows
spread spectrum emissions via several methods, but specifically prohibit
Class B intentional radiators.  Interestingly, Part 18 does not mention
modulation restrictions at all, I will look into this some more.

Will

> <snip>
> Original Poster: "Malcolm Watts" <MALCOLM-at-directorate.wnp.ac.nz> 
> 
> Just curious:
> 
> How does spread spectrum radiation fit into rules that appear to deal 
> with defined frequency bands? An out of tune TC in particular is a 
> spread spectrum device of sorts.
> 
> Malcolm
> 
>