ICOM AH-730 Auto Antenna Tuner Outdoor Installation Type 1.8-50MHz Successor AH4
Supported frequencies: 1.8 to 54 MHz (when using a wire antenna longer than 7 m). Compatible antennas: Long wire/vertical whip antenna, etc. Weight: Approx. Compatible radios: IC-7610, IC-7300, IC-7100, etc.