On Sun, 6 Dec 1998, Dave VanHorn wrote:

> >        9) Noise (Seconds) The noise command outputs a pseudo-random noise
> >        sequence as FM modulation of the carrier, for a selected number of
> >
>
> Not enough bandwidth to jam. Basically, it's a random, voice-like
> modulation in an attempt to fool doppler and other phase-sensitive DF
> gear. It dosen't fool dopplers very well, but switched-antenna rigs have
> a hard time with it.

Why would a non-coherent modulation fool a correlation detector ?! Are
delay-tunable audio delay lines (or their embedded equivalents) out of
fashion thereabouts, or did their secret get lost in the dark ages of
valves ? ;)

Peter