This listing is for those who already have our RBI-1A interface. Listing is for CABLES ONLY AS SHOWN!

NOTICE: we do NOT have the odd two pin plug to the P50 keying line, so we offer the solution below.

IN-STOCK! FAST SHIP!

What's included?
1) Keying cable for YOUR KX-2 to plug into YOUR RBI-1 BUFFERED protective interface
2) RCA Cable from output of RBI-1 and a female RCA jack so YOU can wire to your amplifier keying line (cut off the odd plug on P-50, then solder to the female jack RED of amplifier keying line to CENTER of RCA jack, BLACK of amplifier keying line to OUTSIDE of RCA jack) It is MUCH better to have a universal RCA jack as the connector to your amplifier keying line like almost all other amplifiers in the Ham world!
PROTECT YOUR ICOM IC-705 keying circuit, ALWAYS USE YOUR RBI-1A INTERFACE! 
What if you did not read the ad?
HERE IN BOLD RED LETTERS, I REPEAT - SEE NUMBER 2 ABOVE!!! 
SEE PICTURE showing what you get! 
CABLES ONLY - NO RBI-1A 
Do you want the complete cables and RBI-1A? See our eBay store.


Shielded high copper braid content, stranded copper center amplifier keying cable for your Elecraft KX-2 Use this cable and YOUR RBI-1 buffered interface to key (activate) your external power amplifier.

The KX-2 keying pin provides a closure to ground on transmit which activates YOUR RBI-1