More from Amazon.com : http://www.amazon.com/gp/product/B00889C83C?tag=thefatkidin06-20 <br /> <br />Sirio SD 1300 U 25 MHz- 1.3 GHz Discone Wide Band Antenna <br /> <br />Base station antenna Omnidirectional Unity-gain Extremely wide-band suitable for scanner use Transmission capability in several Ham bands Perfect protection against the worst weather conditions Stainless steel hardware and radials Equipped with anodized aluminium bracket for an easy side mast installation 177 PH stainless steel cylindrical whip <br />Type discone Frequency range RX band 25-1300 MHz TX band SWR <br />Polarization linear vertical Gain 0 dBd - 215 dBi lowest frequency Max power CW 30C VHF 300 Watts UHF 200 Watts Connector SD 1300 U U-female gold plated central pin <br />Materials Stainless Steel Chromed Brass Nylon Wind load resistance 66 N 150 Kmh 130 Kmh Wind surface 004 m <br />Cone Radial length approx 810 mm Mounting mast ? 25-54 mm
