In message <[EMAIL PROTECTED]>, Peter Vince writes:
>Compare =
>that with the French station on 162 KHz, which has "noise" (well, OK, =
>audio modulation) all the way down to the carrier 

162kHz has a phase-modulation with a dcf77 like timecode.

See: http://phk.freebsd.dk/loran-c/CW

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
[EMAIL PROTECTED]         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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