Elecraft XG3 RF User Manual
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Table of Contents
Introduction ................................................................................................................................................. 4
Specifications .............................................................................................................................................. 5
Customer Service and Support .................................................................................................................... 6
Technical Assistance ............................................................................................................................... 6
Repair / Alignment Service ..................................................................................................................... 6
Battery Installation ...................................................................................................................................... 7
External Power Supply ............................................................................................................................... 7
Basic Operation ........................................................................................................................................... 8
Computer Controlled Operation .................................................................................................................. 8
Programmable Sweep Functions ............................................................................................................... 10
Programmable Morse and RTTY Sender .................................................................................................. 11
Calibrating the XG3’s Output Frequency ................................................................................................. 14
Reverse Power .......................................................................................................................................... 14
Applications .............................................................................................................................................. 14
Receiver Testing ................................................................................................................................... 15
Receiver Alignment .............................................................................................................................. 17
RF Signal Tracing and Troubleshooting ............................................................................................... 17
VFO/LO for Experimentation ............................................................................................................... 17
Updating Firmware ................................................................................................................................... 18
XG3 Remote Control Commands ............................................................................................................. 18
Serial Port Settings ................................................................................................................................ 18
Boot ....................................................................................................................................................... 18
Transmission Protocol .......................................................................................................................... 18
Command Entry, Arguments and Device Limits .................................................................................. 19
Command Reference ............................................................................................................................. 20
Tech Mode Commands ......................................................................................................................... 25
Circuit Description .................................................................................................................................... 27
Serial Interface Cable Schematic .............................................................................................................. 30
APPENDIX A – JUMPERING THE FUSIBLE TRACE ......................................................................... 31
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