ATU-10 QRP Automatic Antenna Tuner, Version 1.4, 1W-15W, with Battery by N7DDC

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ATU-10 QRP Automatic Antenna Tuner ATU-10 QRP Automatic Antenna Tuner by N7DDC Version 1.4 Experience enhanced performance with the latest FW version 1.4, featuring: Resolved butto n glitches Improved stability in bus transfer to OLED Eliminated continuous data transfer to the display Power Specifications Input Power: Minimum 1W, Maximum 15W Control Button Functions Short press: Resets the tuner, setting all relays to their initial state, disabling reactive elements. Long press: Activates tuning mode. Very long press (more than 5 seconds): Displays the firmware version on the screen. Power Consumption Modes Operation mode: Display actively shows parameters for 5 minutes. Sleep mode: Display turns off, reactivatable with a short button press. Off mode: After 30 minutes of inactivity, requires a long press (over 3 seconds) to turn on. Current Consumption Active Mode: 12 mA Sleep Mode: 170 μA Off State: 37 μA Technical Parameters Power Supply Voltage: 5V DC (Type C) Maximum Operating Current: 12 mA Maximum Operating Power: 10 watts Maximum Measurable Power: 15 watts Minimum Tuning Power: 1 watt Minimum Measurable Power: 0.1 watt Power Measurement Step: 0.1 Watt Power Measurement Accuracy: 10% Maximum Tuning Inductance: 18.37 µH Minimum Tuning Inductance: 0.1 μH Maximum Tuning Capacitance: 4079 pF Minimum Tuning Capacitance: 22 pF Tuning Frequency Range: 1.8 ~ 30MHz (extendable to 1.8-50MHz or higher) Control Protocol: Icom protocol Physical Characteristics Dimensions: 100*75*26 mm Weight: 0.3kg Display: 0.91" OLED 128*32 Power and Connectivity Charging Voltage: 5V DC (Type C) Built-in Battery: 2xLi-Ion 14500 (3.7V/850 mAh) RF Interface: BNC Package Includes 1 x ATU15 (screen color delivered randomly) 1 x Type-C Cable Show more