[arm-allstar] CW timing question

Doug Crompton doug at crompton.com
Sat Apr 30 11:50:37 EST 2016


While you can use CWID there is no requirement that you do so. You can use voice ID and turn off CWID if you like. With the new 1.02 code in beta mode the new  telemduckdb command can be used to reduce the levels on talkover. Most of the time if people avoid quick keying there would be no talk over.
Voice ID especially on a repeater is so much more friendly. Us old timers assume everyone can read CW. So many newcomers cannot.

See the 1.02 readme link right after the 1.02 image link at hamvoip.org.

73 Doug
WA3DSP
http://www.crompton.com/hamradio


> To: arm-allstar at hamvoip.org
> Date: Sat, 30 Apr 2016 10:50:06 -0500
> Subject: Re: [arm-allstar] CW timing question
> From: arm-allstar at hamvoip.org
> CC: tomw at ecpi.com
> 
> Thanks for the comments on this and the cool work around!   I'm so happy
> with my arm-allstar repeaters and appreciate the work and support you guys
> do!
> 
> 73 Tom N5TW
> 
> -----Original Message-----
> 
> Message: 2
> Date: Fri, 29 Apr 2016 14:06:43 -0400 (EDT)
> From: David McGough <kb4fxc at inttek.net>
> To: Tom Whiteside via arm-allstar <arm-allstar at hamvoip.org>
> Subject: Re: [arm-allstar] CW timing question
> Message-ID:
> 	<Pine.LNX.4.44.1604291344430.12264-100000 at goliath.inttek.net>
> Content-Type: TEXT/PLAIN; charset=US-ASCII
> 
> 
> Hi Tom,
> 
> I've never found the software generated CW to be a "precision" format.  
> Depending of the hardware combo it can be slow, fast or nervous! It was
> plain Schizo on one of my old ACID boxes from yesteryear!  LOL ....On
> RPi2/RPi3/BBB hardware, it is typically fairly well behaved and I believe
> adequate to satisfy the ID requirements. The timing is a compiled parameter,
> requiring a re-compile to adjust.
> 
> Personally, I recommend just using a pre-recorded CW file for high-quality
> results. That's really easy to do, using commands like:
> 
> echo "DE KB4FXC RPT" | tomorse -c 24 -s 20 > kb4fxc-rpt.wav sox
> kb4fxc-rpt.wav -c 1 -r 8000 -v 0.25  kb4fxc-rpt-8kpcm.wav resample -ql
> 
> Unfortunately, the tomorse program isn't installed in our current ARM
> codebase (perhaps in the next release?).  The source code is very small and
> available here:
> 
> https://github.com/mathuin/tomorse/blob/master/tomorse.c
> 
> 
> 73, David KB4FXC
> 
> 
> _______________________________________________
> 
> arm-allstar mailing list
> arm-allstar at hamvoip.org
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> 
> Visit the BBB and RPi2 web page - http://hamvoip.org
> 
 		 	   		  
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