[digitalradio] Transmitting in ALE400

2010-05-20 Thread kb2hsh
Perhaps I am missing something, but yesterday, I attempted to answer a CQ from 
KA1GMN and I couldn't get Multi to transmit.  I did have the ANSWER key 
pressed.  But, it still didn't work.  

HELP?

KB2HSH



Re: [digitalradio] Transmitting in ALE400

2010-05-20 Thread Patrick Lindecker
Hello,

Once Answer pushed, if it is not a selective call, Multipsk must detect 
the CQ and automatically transmits to establish the handshaking with the 
Master.

If you did not transmit, it means that the CQ was not decoded.

Here are some hints:

- It is strongly recommended to calibrate the sound-card: click on the 
Adjustments menu button, then select the Determination of the RX/TX 
sound-card sampling frequencies option and push on the Determination of 
the 48 KHz RX sampling frequency (test on 3 minutes) button. At the end of 
the test, click on Return,
Note about the sound level (Level indication in % at the top of the 
screen): an AF level superior or equal to 10 % is OK. About 50 % is ideal 
(but not critical). In case of very low AF level, select 16 bits in the 
Determination of the RX/TX sound-card sampling frequencies option 
(Adjustments menu button),

Check this and try again.

73
Patrick


- Original Message - 
From: kb2hsh kb2...@amsat.org
To: digitalradio@yahoogroups.com
Sent: Thursday, May 20, 2010 2:57 PM
Subject: [digitalradio] Transmitting in ALE400


 Perhaps I am missing something, but yesterday, I attempted to answer a CQ 
 from KA1GMN and I couldn't get Multi to transmit.  I did have the ANSWER 
 key pressed.  But, it still didn't work.

 HELP?

 KB2HSH



 

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