Shakespeare Style 393 SSB23' LENGTHWHIP ANTENNA WITH CONDUCTORS RUNNING FULL-LENGTH (NO LOADING COIL)The Style 393 antenna is electrically the same as the industry standard Style 390, For use in calm to moderate seas.Chrome-plated brass ferrules, bottom ferrule has 1"-14 threadSide feed termination bandSuggested mount: Shakespeare Style 409-R or 410-R Mounting Kit for deck or side mountingThree sections: Base 92"; Center 92"; Tip 92"Shakespeare Limited Warranty: 2 yearsTechnical Specifications:Frequency:2-30 MHz HF band with tunerBandwidth:Resonant frequency 10.8 MHzSWR:N/AImpedance:(Ohms): N/AGain:N/AMax Input (Watts):1000DC Ground:N/ATermination:Side TerminationHeight (feet):23Polarization:VerticalRadiation pattern:Omni-directional