The Icom AT-180 Automatic HF+6 Meters Antenna Tuner is a precision tuner designed specifically for Icom radios such as the IC-703, 718, 706, 7000, 7100, and 7200. Made in Japan in 2003, this tuner is compatible with Icom radios and offers automatic tuning for HF bands. Its high-quality construction and reliable performance make it a valuable accessory for ham radio enthusiasts looking to optimize their antenna tuning for improved signal strength and clarity. Used in series a ps-85 power supply and an IC-718 HF transceiver. Unit powers up and seems to function properly. Not hooked up to any antenna for testing. Please see photos for details.