[Elecraft] Need quick test of new KX3 firmware that greatly improves SSB carrier suppression

Wayne Burdick n6kr at elecraft.com
Thu Dec 6 20:42:57 EST 2012


Hi all,

I have a new release of KX3 firmware that needs to be tested quickly  
so we can get it into production. I'm looking for motivated operators  
who can get on the air tonight or tomorrow morning to make sure  
everything is working.

The most important change is an improvement in voice-mode carrier  
suppression. The carrier is suppressed by well over 60 dB normally,  
but under certain conditions it can rise. We made a minor algorithmic  
change to clean this up.

This release also fixes a bug in the "CWT" (CW tuning indicator) that  
was introduced in a recent version. If you have APF turned on, *and*  
you're using a very narrow CW bandwidth (100 or 50 Hz), the CWT  
indicator may stop tracking CW signals.

If you'd like to give us some quick feedback on this release, please  
email me directly.

73,
Wayne
N6KR



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