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[aprssig] More efficient use of channel capicity through shorterpackets

Curt Mills archer at eskimo.com
Fri Oct 13 02:55:58 UTC 2006


On Thu, 12 Oct 2006, Ron Stordahl wrote:

> I have done some testing with two MFJ1270C's and a Motorola Micor as well as a
> Kenwood TM261.  I am able to establish a link and move data with each side set
> at a TXD of 90 milliseconds.  At 80 milliseconds the link fails.

Just curious, were you using a true-DCD detect on the receive end
running open-squelch?  If not, then the time to open up the squelch
on the receive end added a fixed factor to your times.  Not a big
deal, but should be included or specified when talking about times.

-- 
Curt, WE7U.				archer at eskimo dot com
http://www.eskimo.com/~archer
  Lotto:  A tax on people who are bad at math. - unknown
Windows:  Microsoft's tax on computer illiterates. - WE7U.
The world DOES revolve around me:  I picked the coordinate system!"




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