Web(5) Optibeam OB4-2WARC High Performance WARC dualbander: 5: 2011-06-18: 495 (5) OptiBeam OB4-40 high performance 4 element 40m Yagi: 9: 2024-09-19: 2,850 (5) OptiBeam OB4020 (high performing interlaced duo monobander) 3: 2013-09-27: 4,500 (5) OptiBeam OB4030 - 40m & 30m high performance duobander: 24: 2024-08-29: 2,300 (5) OptiBeam … WebThe OptiBeam high Q air coil reduces the length of the 40m elements nearly lossfree down to a little bit below convenient 15 meters. Due to the patented OptiBeam „direct coupled driver feed system“ and the especially developed „40m decoupling stubs“ a non compromise feed with a single 50 Ohm coaxial cable is achieved.
Optibeam OBW10-5 survived the gales - YouTube
http://lists.contesting.com/_towertalk/2011-04/msg00377.html WebJun 18, 2014 · That's my Optibeam OBW10-5, pointed about 30 east of true north, feeling out signals from Europe over the north polar regions. This antenna is designed to receive and transmit on five bands (20, 17, 15, 12 and 10 meters), with two active elements on each band. Elevation is 30', and I turn it with a Yaesu rotor. SWR is almost flat across all bands. daimyo ap world history definition
OptiBeam HF Directional Antennas OB9-5HD-P - DX …
WebThe Optibeam OBW10-5. antenna atop a 61 ft crank-up tubular tower. This antenna works fantastic! It gets me through the pile-ups regardless of big or small... Me and Chris … WebOptibeam: German engineering at it's best. Welcome to a superior antenna manufacturer. OB1-30: OB1-30 OB1-40: OB1-40 OB-1-80+ : OB1-80+ OB1-4030: http://www.optibeam.info/index.php?article_id=130&clang=0 biopath 62280