[Elecraft] CW Type and K-3

Iain MacDonnell - N6ML ar at dseven.org
Wed Jun 3 13:27:29 EDT 2009



Greg Storms wrote:
> I had time last night to work on the problem I was having getting CW 
> Type to key the K-3.  I was getting the red transmit light but no RF 
> going out the wire.  VOX was on and the K-3 was not in test mode.  I 
> found that my difficulty is understanding the PTT-KEY menu selections.  
> I cycled through each and finally found that the OFF-DTR selection 
> worked.  The CW Type setup menu is for PTT = RTS and KEY = DTR.  Don't 
> understand it, but I'm getting the result I was looking for.

I think the CONFIG:PTT-KEY option may be a bit confusing for some - you
need to look at it as an overlay, so if you have it set to "rts-dtr"
(which is what I'd recommend, if you're going with COM-port keying -
it seems to be compatible with most software I've tried), it means:

PTT-KEY
  |   |
  v   v
rts-dtr


So RTS is PTT and DTR is KEY. Configure your software to match.

     ~Iain / N6ML



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