Sirio Antenna Sirio Tornado 50-60 Mhz Omni-Directional 6M Vertical Base Station Antenna<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Base station antenna， mono-band Low-gain， omnidirectional tunable by whip length adjust made of aluminum alloy 6063 T-832 </span></li><li><span class="a-list-item"> High quality 6 meter band base antenna </span></li><li><span class="a-list-item"> Gain: 1.2 dBd - 3.35 dBi Bandwidth @ SWR 2: 3.1 MHz @ 50 MHz SWR@ res. freq.: 1.2 </span></li><li><span class="a-list-item"> Max. Power (CW) @ 30°C: 1000 Watts Connector: UHF-female </span></li><li><span class="a-list-item"> Materials: Aluminum， Brass， Nylon Wind load / resistance: 146 N @t 150 Km/h / 150 Km/h Wind surface: 0.13 m² </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Tng6gpYOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/11lRDuVvAFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/11ixHyIgwQL.jpg" noproxy>