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General warnings about fire, shock, moisture, and proper ventilation.
Detailed safety and operating instructions, including cleaning, water, and accessory placement.
Guidelines for power sources, cord protection, lightning safety, and grounding.
Safety rules regarding overhead power lines and outlet overloading.
Precautions against object entry, liquid spills, and self-servicing.
Conditions requiring service, replacement parts, and safety checks.
Requirements and methods for proper outdoor antenna grounding.
Note regarding calibration adjustments and accuracy checks for metering.
Visual guide to calibration pots on the meter board.
Description of the AT2KD tuner, its purpose, and key features.
Explanation of the tuning process and front panel controls like vernier dial and inductor crank.
Details of front panel indicators, controls, and switches.
List and description of rear panel connectors.
Technical specs including frequency, power, impedance, dimensions, and materials.
Instructions for unpacking, inspecting for damage, and keeping packaging.
Guidance on choosing a suitable operating location for the tuner.
Steps for connecting transmitter, amplifier, antenna, and dummy load.
Details of the one-year limited warranty for defects in material and workmanship.
Guidelines for product service, repair, and return procedures.
Labeled diagram illustrating the rear panel connectors.
Steps for tuning, SWR targets, and maintenance notes like cleaning.
Importance of recording settings for future tuning reference.
Description of the POWER/SWR METER, PEAK HOLD, PEAK, RANGE, and POWER controls.
Step-by-step guide for tuning the antenna, including transmitter power adjustment.
Warning about potential damage when using the roller inductor near its limits.
Initial checks and starting tuning process with suggested settings.
Specific requirement for 12VDC power for 160 Meter band operation.
Description of the variable ceramic roller inductor and the 160 Meter switch.
Explanation of the TUNE control and the DIRECT/TUNED MODE switch functions.
Complete circuit diagram of the AT2KD antenna tuner.
Identification of key components within the schematic diagram.
General| Frequency Range | 1.8 - 30 MHz |
|---|---|
| Impedance | 50 Ohms |
| Weight | 10 lbs |
| Input/Output Connectors | SO-239 |
| Type | Antenna Tuner |
| Power Handling | 2000 Watts |
| Antenna Switch | Yes |
| Meter | SWR / Power |
