[Elecraft] KXPA100 connections

Don Wilhelm w3fpr at embarqmail.com
Mon Dec 15 18:35:11 EST 2014


Rick,

The manual does *not* state that an RCA plug will be used on both ends 
of the Keyline cable.
Yes, the KXPA100 end is an RCA plug and that is clearly shown, but the 
other end must match the transceiver and since several types of 
connectors are used on transceivers for KEYOUT, the KXPA100 must be 
ambiguous about the connector on the transceiver end (i.e. the FT-817 
uses a DIN connector IIRC).

In the case of the KX3, a 2.5mm stereo plug is needed.  The ring contact 
is keyline output and the shield or common conductor of the cable 
connects to the shell.

It may be easier to just order the KXPACBL than cutting your cable and 
wiring in the 2.5mm stereo plug.

73,
Don W3FPR

On 12/15/2014 5:19 PM, Rick Dettinger wrote:
> Guess what? I need assistance!
> I am attempting to connect my KX3 to my new KXPA100, and am stumped with the Key Line Cable shown on page 8.
> This is a doubled ended RCA plug type cable.  It references fig 5 on pg 18 for the basic installation, (no KXPACBL).
> Paragraph 6, pg 19, seems to say that the Key Line Cable goes to ACC2 on the KX3.  Great, except the RCA plug does not  come close to fitting the 3.5 mm ACC2 jack.  What am I doing wrong?
>
> 73,
> Rick Dettinger  K7MW
>



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