[Elecraft] K3 Transverter Control Cable

john petters tjpost at traditional-jazz.com
Wed Jun 25 06:37:57 EDT 2008


Thanks David & Roger for the advice. I should be able to sort it out now.
73
John G3YPZ

David Pratt wrote:
> In a recent message, john petters <tjpost at traditional-jazz.com> wrote ...
>> It would appear, on re-reading the manual this morning, and what has 
>> been said below,  that I need a seperate lead from the K3 ACC 
>> connector as the RS232 lead did not work. If that is the case, what do 
>> I need to do with the XV144 settings? Should the jumper settings till 
>> be set to the K2 settings?
> 
> Yes, John, you do need a separate ACC lead wired as quoted by Gary as 
> follows....
> --- --- --- --- --- --- --- --- --- --- 8< --- --- --- --- --- ---
> You need to use the DE-15 AUX I/O connector to interface with the XV144.
> The auxbus line is needed for addressing and control of the transverter
> (using its ADR setting and the XV's DIP switches). And the KEYOUT-LP
> line is needed to place the XV into transmit mode, in the same way as
> the 8R line does for the K2. So you'll need to make a cable like this:
> 
> 
> XV DB9      K3 DB15
> 
> Pin            Pin
> 
> 1 ground        5
> 6 auxbus        2
> 8 XVTR ON       7
> 9 PTT          10
> --- --- --- --- --- --- --- --- --- --- 8< --- --- --- --- --- ---
> 
> My K3 settings for the XV144 are as follows...
> 
> KXV3     nor
> XV1 ON   yES
> XV1 RF   144
> XV1 IF   28
> XV1 PWR  L1.50
> XV1 OFS  -0.89 (Yours may need to differ)
> XV1 ADR  trn1
> 
> I hope that helps.
> 
> 73


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