Elecraft KX3-4M - Manual

1
Elecraft
®
KX3
KX3-2M 2-Meter and KX3-4M 4-Meter
Transverter Options
Installation and Operating Instructions
Revision A5, September 5, 2014
Copyright © 2014, Elecraft, Inc., All Rights Reserved
Introduction ...................................................................................................................................... 2
Specifications ................................................................................................................................... 2
Setup and Operation ......................................................................................................................... 3
Configuring the KX3 for the KX3-2M or KX3-4M Module ..................................................................... 3
Antennas ..................................................................................................................................................... 3
Operation .................................................................................................................................................... 4
Frequency Stability ................................................................................................................................ 4
VHF Operating Frequencies ................................................................................................................... 4
KX3-2M/4M Tuning .............................................................................................................................. 5
FM Operation ......................................................................................................................................... 5
Basic Setup ......................................................................................................................................... 5
Repeater Operation ............................................................................................................................. 6
Sending DTMF Tones ........................................................................................................................ 9
Channel Hopping (Scanning) ............................................................................................................. 9
Monitoring the Repeater Input Frequency ......................................................................................... 9
Sleep Mode ....................................................................................................................................... 10
Troubleshooting .............................................................................................................................. 10
Circuit Description ......................................................................................................................... 11
Installing the KX3-2M or 4M Module ........................................................................................... 12
Preparing for Installation .......................................................................................................................... 12
Preventing Electrostatic Discharge Damage ........................................................................................ 12
Choosing an Anti-Static Mat ................................................................................................................ 12
Tools Required ......................................................................................................................................... 13
Parts Supplied ........................................................................................................................................... 13
KX3-2M or 4M Transverter Assembly Bag (E850580) ....................................................................... 13
Adapter Board ...................................................................................................................................... 13
Hardware Bag, KX3-2M or 4M (E850635) ......................................................................................... 14
Installation Procedure ............................................................................................................................... 15
Separate the Case Halves ..................................................................................................................... 15
Install the Internal Coaxial Cables ....................................................................................................... 16
Installing the Antenna Coaxial Cable ............................................................................................... 17
Installing the Local Oscillator Coaxial Cable .................................................................................. 20
Prepare the KX3 for the KX3-2M or 4M Module ................................................................................ 23
Installing the KX3-2M or 4M Board .................................................................................................... 25
Customer Service and Support ....................................................................................................... 30
Technical Assistance ............................................................................................................................ 30
Repair / Alignment Service .................................................................................................................. 30