[AMPS] Re: SERIOUS commentary from N4XY on "no-code" and
"bounced" submission to [CW] from Bob Marston, K1TA [LONG] but please
read all
Bob Marston
k1ta@earthlink.net
Thu, 28 Jan 1999 07:17:29 -0800
At 11:15 AM 1/28/99 -0000, Peter Chadwick wrote:
>
>>Given the fact that cw is far more spectrum efficient
>
>It isn't. Spectrum efficiency is bits/Hz.
>
>HF packet is about 0.1 bits/Hz. HF CW is about 10bits/sec, and needs about
>50Hz to allow for fading etc, so is about 0.2 bits/Hz. Analogue speech is
>often reckoned as about 2 bits/Hz.
>
>CW is inherently narrow band, not spectrally efficient.
>
OK Point Taken...But that still doesn't change my arguement...What I meant
to convey is that far more cw signals can be accomodated in the same
frequency spectrum as SSB signals.
73s
Bob K1TA
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