Experience superior tuning with the ATU-130 Automatic Antenna Tuner, designed for Micro-type short wave frequencies from 1.9 to 54MHz and supporting up to 200W of power. This compact tuner is perfect for amateur radio enthusiasts looking for reliable and efficient performance. Featuring an OLED display screen, the tuner provides clear and immediate feedback on your connection status, making it easier to manage and optimize your radio setup. Its robust build and advanced technology a seamless tuning experience, enhancing your radio operations without the bulk of traditional tuners. Specifications MCU: PIC18F2520 Magnetic ring: T90-2 Relay: HF32, HF33 relay. High-voltage capacitors: 6KV high-voltage ceramic capacitors. Tuning power: 8-15 WiHarmonic (recommended AM, FM, CW, continuous wave mode) Using power: CW.AM.FM 130W:SSB 00w(max) Tuning impedance range:5Ω-1.2KΩ. Tuning range: 1.9-54MHz (depending on the length of the antenna and the degree of VSW deviation, some bands may not be tuned down or VSW may not reach 1.5 or less). Minimum power required to start tuning: 5W (8W for ATU130 black). Maximum mounting inductance: 12.8μH Minimum mounting step of inductance: 0.1H Maximum installed capacity: 1869pF Minimum capacitance mounting step: 10pF Typical current consumption: 200-500mA Colour:Black Material:Aluminum Alloy Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Automatic Antenna Tuner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.