[Elecraft] OT - K3 SteppIR Vertical and Elecraft Products

David Wilburn dave.wilburn at verizon.net
Sat May 16 22:00:52 EDT 2009


Awesome stuff.  Thanks much, just what I was trying to find out. 
Maybe I have already heard the antenna, when I worked you last 
November.  Guess it depends on what antenna you use on 80m.  ;)

73

Dave Wilburn
NM4M

K2MK wrote:
> "Thanks.  I get that.  How does it interface to the K3?  How does it
> know it should change bands when you change the rig?  I'm thinking
> back now, and recall some posts about a splitter cable.  I'll hit nabble."
> 
> Hi Dave:
> 
> You can order the SteppIR controller with an optional interface board 
> that provides a serial port. You can also order a serial cable from 
> SteppIR to match the K3. It is the S13 cable.  You would also need the 
> SteppIR "Y" cable to split your PC serial port to the K3 and to the 
> SteppIR controller. This enables you to run any kind of rig control or 
> contest software and also use your K3 Utility Program while maintaining 
> communication with the SteppIR controller. You could also make these 
> cables yourself.
> 
> The SteppIR controller follows the band changes and minor frequency 
> changes that you make on the K3 and adjusts the length of the antenna on 
> the fly. On some bands the antenna changes length every 10KHz and on 
> other bands it changes every 50KHz. It is a totally hands-free operation.
> 
> 73,
> Mike K2MK
> 


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