[digitalradio] Auto Mode in Multipsk...works

2006-04-16 Thread Andrew O'Brien
I have never really paid attention to the auto mode detection 
feature in Multipsk.  Today while onbseving PSK31 signals I noticed a 
new signal start up and I clicked on it.   Multipsk started to flash 
PSK63, so I switched tot hat mode an decoded somecalling CQ.  A nice 
feature, perhaps of interest to those on this list.

Andy K3UK






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Re: [digitalradio] Auto Mode in Multipsk...works

2006-04-16 Thread Patrick Lindecker
Hello Andy,

Just a precision. The auto-mode detects the PSK mode between all Multipsk 
BPSK modes (Chip included). However, the signal must be good because the 
differences are sometimes really small as for example between BPSK63 and 
BPSK63F (Nino's mode). It is based not on a quality of translation which 
approach would be possible to implement (if all QSO were done in one 
standard language and if one disposed of tools saying what is language and 
what is garbage) but on the modulation parameters (speed, autocorrelation 
etc...). It is, in fact, an interesting problem, completly different from 
the decoding.  As far as I know, there are no softwares which goal would be 
to only discriminate between modes. It misses...

73
Patrick

- Original Message - 
From: Andrew O'Brien [EMAIL PROTECTED]
To: digitalradio@yahoogroups.com
Sent: Sunday, April 16, 2006 6:42 PM
Subject: [digitalradio] Auto Mode in Multipsk...works


I have never really paid attention to the auto mode detection
 feature in Multipsk.  Today while onbseving PSK31 signals I noticed a
 new signal start up and I clicked on it.   Multipsk started to flash
 PSK63, so I switched tot hat mode an decoded somecalling CQ.  A nice
 feature, perhaps of interest to those on this list.

 Andy K3UK






 Need a Digital mode QSO? Connect to  Telnet://cluster.dynalias.org

 Other areas of interest:

 The MixW Reflector : http://groups.yahoo.com/group/themixwgroup/
 DigiPol: http://groups.yahoo.com/group/Digipol  (band plan policy 
 discussion)


 Yahoo! Groups Links






 



Need a Digital mode QSO? Connect to  Telnet://cluster.dynalias.org

Other areas of interest:

The MixW Reflector : http://groups.yahoo.com/group/themixwgroup/
DigiPol: http://groups.yahoo.com/group/Digipol  (band plan policy discussion)

 
Yahoo! Groups Links

* To visit your group on the web, go to:
http://groups.yahoo.com/group/digitalradio/

* To unsubscribe from this group, send an email to:
[EMAIL PROTECTED]

* Your use of Yahoo! Groups is subject to:
http://docs.yahoo.com/info/terms/