AT73-M3 3-Piece Mast Mount Commercial SSB AntennaCommercial Antennas have a PL-259 connector at the base and cable is center-fed.AT73 series antennas are high quality fiberglass HF antennas for marine coastal and SSB telephony bands. All feature a durable construction and a beautiful finish for installation on all kinds of vessels.Specifications: Frequency range 1.6-30 MHz Power rating 1 kW PEP Static capacitance 70 pF @ 2MHz Polarization Vertical Pattern Omnidirectional Electrical length 6.8 m (23 ft) Side Fed Cable Design Fiberglass whip in three sections. Height 24' (7,30 m.) Base: 8ft. (2,45m.) Middle: 8ft. (2,45m.) Top: 8ft. (2,45m.) Weight 5.1 kg Finish Polyurethane lacquer, white Chrome plated brass fittings & ferrules. Mast Mount Antenna is FEDEX/UPS Shippable