XJCX ATU-100 1.8–55 MHz Automatic Antenna Tuner, 100 W Open-Source Shortwave Tuner, 0.96-Inch OLED, Aluminum Housing, 1869 pF Capacitor

Description

• Automatic antenna tuning with a 0.96-inch OLED display; no control cable required.
• Operating frequency range: 1.855 MHz; lightweight, corrosion-resistant aluminum-alloy housing with heat dissipation.
• High-precision measurement with 1000 V high-voltage SMD capacitors and advanced PIC chips; minimum measurable power: 0.1 W.
• Power measurement increments: 0.1 W up to 10 W and 1 W above 10 W; measurement accuracy: 10%.
• USB Type-C charging port, metal housing, and simple ATU-button operation.
• Requires 912 V to start. Use 530 W while tuning; after tuning, operation can be set to 100 W.

Application and operating instructions: Connect the radio, ATU antenna tuner, and antenna. When using the device for the first time, set the radio or amplifier output power to 2030 W. High power can easily damage the tuner. Use radio mode or FM mode, select the antenna frequency, apply 2030 W in FM mode, press the radio PTT button, and observe the ATU antenna tuner's PWR and SWR readings. Briefly press the ATU button for less than 1 second to reset the device. Press and hold the ATU button for more than 1 second to enter the tuning state. Specification: Item type: antenna tuner. Material: aluminum alloy. Model: ATU-100. Display: 0.96-inch OLED. Operating frequency: 1.855 MHz. Battery: 3.6 V lithium battery, 1350 mAh. USB charging current: 1 A. Maximum operating power: 100 W. Maximum measurable power: 150 W. Minimum power required for tuning: 1 W. Specified maximum inductance: 8.53 H. Minimum inductor installation step: 0.05 H. Maximum capacitance: 1869 pF. Minimum installation steps: 10. Package contents: 1 host unit, 1 USB cable, and 1 instruction manual, which may not be in English.

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