4018-M 19' VHF Antenna - Chrome-Plated Brass Mid Section Ferrules

This product must ship truck freight and does not qualify for any shipping promotions. Shakespeare style 4018-m vhf marine. 19' length, 9db. Phased 1/2-wave elements in a collinear array with a coaxial choking sleeve to suppress cable radiation. Same as style 4018 with a special sleeve for mast mounting. Used primarily for land-based stations and on commercial vessels. The top choice for charter boat captains and experienced sport fishing enthusiasts. This long-distance vhf antenna is rigid enough to stay erect in rough seas, yet exceptionally lightweight. Brass and copper elements. Chrome-plated brass mid section ferrules and aluminum sleeve bottom ferrule. So-239 connector at base. Suggested mount: mast mount using supplied 1¾" u-bolts. The 4018-m can be strapped to a larger mast if steel banding (not supplied) is used. Two sections: base 162"; tip 66": shakespeare limited warranty: 2 years. Technical specifications: frequency: vhf marine band. Bandwidth: (within 2.0:1 vswr) 3 mhz. Swr: 1.5:1 at 156.8 mhz. Impedance: (ohms): 50. Gain: 9 db. Max input (watts): 25. Dc ground: no. Termination: so-239. Height (feet): 19. Polarization: vertical. Radiation pattern: omni-directional. Manufacturer: shakespeare. Communication-antennasantenna band = vhf. Cable length (feet) = 20'. Cable type = rg-58. Color = white. Construction = fiberglass. Db gain (db) = 9 db. Ferrule type = chrome plated. Length (inches) = 19'.