Elecraft KX3-PCKT User Manual
Elecraft Accessories communication
KX3-PCKT CABLE SET INSTRUCTIONS
Initial Revision, August 14, 2012
Introduction
The KX3-PCKT cable set interfaces between the Elecraft KX3 and personal computers, and provides
convenient connection to an external foot switch and RF power amplifier. This cable set consists of four
components: a 3.5mm stereo right-angle to straight through cable (green band), a 3.5mm stereo right-angle to
straight through cable (red band), a 2.5mm right-angle to 3.5mm cable, and a 2.5mm stereo right-angle to KEY
OUT and PTT IN (or Transmit Inhibit, or AuxBus) molded module. These components are shown in Figure 1.
Transmit Audio Cable
Receive Audio Cable
I/Q Output Cable
ACC2 Module
Figure 1. KX3-PCKT Cable Set
Installation Procedure
Connect the following cables. For every cable, the right-angle plug connects to the KX3.
Cable (Plug/Color)
KX3 Jack
Purpose
3.5mm-Red band
PHONES
Receive Audio to Computer MIC IN or LINE IN jack
3.5mm-Green band
MIC
Transmit Audio from Computer LINE OUT
2.5mm Module
ACC2
Phono: External Amplifier KEY OUT line,
3.5mm jack (mono): AuxBus, PTT Input, Inhibit-Input
2.5mm-Black
RX I/Q
Receiver I/Q output to PC Sound Card LINE IN
Alternatively, either the Red or Green cable may be modified for use with the left-hand side KEY jack.