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Re: [RTTY] Multiple Decoders

To: Jeff Blaine <keepwalking188@yahoo.com>
Subject: Re: [RTTY] Multiple Decoders
From: Kok Chen <chen@mac.com>
Date: Wed, 01 Feb 2012 14:07:25 -0800
List-post: <rtty@contesting.com">mailto:rtty@contesting.com>
On Feb 1, 2012, at 1:41 PM, Kok Chen wrote:

> Not only does the "cycle slippage" problem go away, the character error rate 
> per se also drops.  I.e., if the probability of a bit error is "p", a 7 bit 
> pattern will be correct with the probability 1- p^7.  With the pseudo sync 
> method, this number is 1-p^5+epsilon, where epsilon is very small, since we 
> are not even looking at the individual start and stop bits.

Oops, bad typo.

The probability of correct reception in the above are (1-p)^7 and (1-p)^5.

73,
Chen, W7AY

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