Key Features Stainless Steel 17-7ph Whip (Replacement Whip #234) Stainless Steel Housing Nickel plated support UV resistant Cap All connections soldered Compression Whip retainer 8 oz total weight SO-239 Connector Lifetime on antenna coil Technical Specifications SWR Less than 1.2:1 1/2 Wavelength, Shunt Fed Frequency Range 156-163 MHz (includes NOAA Weather Radio Frequencies) Whip length 34 inches No Ground Plane Needed – SKU: WTMETSS6Product DescriptionVHF SAIL/MOTOR CRAFT ANTENNA provides alternate to large white fiberglass antenna for VHF/FM marine radios. Slim. Stainless steel 34″ whip mounted to nickel plated post into 1-1/2″ stainless steel coil. Outperforms conventional 54″ 3db gain fiberglass antennas. Used by the USCG for search and rescue missions. Features stainless steel 17-7 ph whip, UV resistant cap, soldered connections, stainless steel housing, 250 watt power rating, 1/2 wave length-shunt fed, compression whip retainer, nickel plated support, low angle of radiation, lightning protection, internal ground, #16 AWG windings, epoxy filled coil, “O”-ring weather seal, SO-329 connector, stainless steel bracket and a SWR of less than 1.2:1. No ground plane is needed. Ideal for racing and is pretuned to marine band. Stores easily.