4 Table of Contents
1-800-773-7931 WWW.PALSTAR.COM
Important safeguards 2
Table of Contents 4
General Description 5
Installation 6
Unpacking 6
Location 6
Installation Procedures 6
Rear Panel Connections 7
Front Panel Description 8
AT2KD Schematic 10
Operating Your AT2KD 12
Before Operating 12
Tuning 12
Notes 14
Service and Warranty 15
Specifications 16
Calibration Controls 17
Internal Photo 18
User Notes 19
Thank you for purchasing a
Palstar AT2KD Antenna Tuner.
This antenna tuner has been
designed and manufactured to
high quality standards, and will
provide reliable operation for
many years.
Please carefully read the
Owner’s Manual in order to take
advantage of the many interest-
ing features that will provide
years of enjoyable amateur
radio operation.
Calibration Controls 17
Note: These adjustments control the calibration and accuracy of the
AT2KD metering. Do not adjust unless you are sure the metering is
inaccurate, and you have accurate test equipment to check against.
Reverse Reverse Forward Forward
Low High Low High
Peak Peak
Low High
Peak Peak Power On/Off
Hold Range
Note: The adjustment pots on your meter board may differ in
appearance from the photograph.