XM Radio Marine Antenna only found here! The wait for a XM Radio marine antenna is over. We now have the XMM4 marine antenna in-stock and shipping. This antenna is a solid, no ground antenna that can be mounted in a variety of locations. The XMM4 marine antenna is water proof and corrosion resistant. This antenna is the only XM Radio marine antenna on the market today. This antenna is XM APPROVED: Per specification XM-TEC-3-0009-2-RD This antenna will work with any XM Radio receiver listed here. Package Includes: • XM Radio Antenna • 30 feet of cable • SMB connector • Mounting base Product Features: Electrical • Frequency: 2332.5 to 2345.0 MHz • Gain: 2dBic (20-60 deg elevation) -2 dBi (horizon) • Bandwidth: 12.5 MHz • Impedance: 50 ohms • Polarization: LHCP (20-60 deg elevation) Linear (Horizon) LNA • Gain: 30 dB, typical • Noise Filter: 1.0 dB, maximum • Power: 4.5 Vdc, nominal • Current Drain: 50 mA, maximum • Unwanted Signal Rejection: 35 dB, minimum Cable • Type: Coaxial RG-58A/U • Length: 30 feet • Connector: SMB Mechanical Specifications • Overall Height: 10.20 inches • Effective Diameter: 0.75-0.82 inches • Housing Material: White ABS, UV Stable Mounting • Fits Standard Marine Antenna Base Other Specifications • Wind Rating: 100 mhp • Weight: 0.25 Lbs w/out Cable • Temperature: -40 degrees C to + 105 degrees C. operating -45 degrees C to + 120 degress C, storage Technical Specifications: Model #: XMM4 Manufacturer: Antenna World Dimensions: 10.25 inches high Weight: .25 lbs w/out Cable Available Documentation: In order to view our radio hardware manuals online, you'll need to have Adobe's Acrobat Reader installed on your computer. If you don't yet have Acrobat Reader, please visit Adobe's web site to download the reader free of charge. XMM4 Product Manual PDF