The Vintage Heathkit Antenna Tuner HFT-9 is a unit designed for Ham Radio enthusiasts. It is a tuner that is compatible with various models of Ham Radio transmitters and transceivers. The product was manufactured in the 1960s/70s and weighs 1.3 pounds. It is a universal product that can be used with different brands of Ham Radio equipment. The tuner has adjustable gain features and is a unit type product that does not require mounting.