To: | <amps@contesting.com> |
---|---|
Subject: | [AMPS] Re: SERIOUS commentary from N4XY on "no-code" |
From: | rakefet@rakefet.com (Vic Rosenthal) |
Date: | Thu, 28 Jan 1999 08:04:52 -0800 |
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. Well, it depends on what the meaning of 'bit' is (hmm, where have I heard that before). In my opinion, the word 'yes' is one bit. Just because you are transmitting a lot of bits in your sense doesn't mean you are communicating a lot of intelligence. 73, Vic, K2VCO Fresno CA -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.contesting.com/km9p/search.htm |
<Prev in Thread] | Current Thread | [Next in Thread> |
---|---|---|
|
Previous by Date: | [AMPS] ARRL and QST (and CW Relevance), Peter Chadwick |
---|---|
Next by Date: | [AMPS] Re: SERIOUS commentary from N4XY on "no-code" and "bounced" submission to [CW] from Bob Marston, K1TA [LONG] but please read all, Rich Measures |
Previous by Thread: | [AMPS] Re: SERIOUS commentary from N4XY on "no-code" and"bounced" submission to [CW] from Bob Marston, K1TA [LONG] but pleaseread all, Andy Wallace |
Next by Thread: | [AMPS] Re: SERIOUS commentary from N4XY on "no-code" and "bounced" submission to [CW] from Bob Marston, K1TA [LONG] but please read all, km1h@juno.com |
Indexes: | [Date] [Thread] [Top] [All Lists] |