| Unique in the world: |
| 6 bands – no traps – 1 feedline – no tuning – perfect performance The new version of the OB12-6, even better, even more unbelievable |
| OB12-6 | 12 Element, 6 Band | ||||
| Bands | 40 / 20 / 17 / 15 / 12 / 10 | ||||
| Gain (dBd) * | 3,5 / 4,2 / 4,3 / 4,6 / 5,0 / 5,7 | ||||
| Gain (dBi) ** | 10,3 / 11,6 / 11,9 / 12,3 / 12,7 / 13,5 | ||||
| F/B (dB) | 15 / 13 / 14 / 16 / 18 / 26 | ||||
| VSWR | |||||
| 40 m CW/Europe setting: | |||||
| 7,00 – 7,05 – 7,15 | 1,6 – 1,1 – 1,8 | ||||
| 40 m USA phone setting: | |||||
| 7,15 – 7,20 – 7,30 | 1,6 – 1,1 – 1,8 | ||||
| 14,00 – 14,18 – 14,35 | 1,4 – 1,2 – 1,4 | ||||
| 18,07 – 18,13 – 18,17 | 1,5 – 1,1 – 1,2 | ||||
| 21,00 – 21,25 – 21,45 | 1,5 – 1,1 – 1,2 | ||||
| 24,89 – 24,94 – 24,99 | 1,5 – 1,1 – 1,2 | ||||
| 28,00 – 28,50 – 29,00 | 1,5 – 1,2 – 1,7 | ||||
| Elements (number) | 12 | ||||
| Active Elements | 2 / 2 / 2 / 2,5 / 3 / 3 | ||||
| Max. Elementlength (m) | 14.68 | ||||
| Boomlength (m) | 6.1 | ||||
| Turning Radius (m) | 7.95 | ||||
| Feedlines (number) | 1 Coax 50 Ohm | ||||
| Weight (kg) | 65 | ||||
| Windload at 130 km/h | 1.504 N / 1,88 m² / 20,3 feet² | ||||
| Price *** | 2.579,00 EUR | ||||
| * = average gain over dipol in free-space / for comparison: 2 el monobander 4 dbd, 3 el 5-6 dbd | |
| ** = average gain at 20m above ground (= dbd + 2.15 db isotropic + about 5 db ground reflection) | |
| *** = outside EU minus 19% tax – subject to change | |
See More : http://www.optibeam.de/
by By Angela Rozier WEST PALM BEACH, Fla. —South Florida amateur radio operators are also keeping a close eye on Tropical Storm Erika. They’re ready to jump in and offer their assistance if the storm becomes a serious threat. >>Download Hurricane Guide The Director of the West Palm Beach Amateur Radio Club, Tom Gallagher, grew up […] Read more
Chuck Adams, K7QO, is working the world with his single channel 20 meter transceiver just to show that he can. CW is Chuck’s mode of choice because of its efficiency and as a gateway to making ham radio affordable to anyone. Chuck shares his ham radio life, his Manhattan Muppet board construction method, and how […] Read more
The Yasme Foundation The Board of Directors is pleased to announce that it has awarded the Yasme Excellence Award to the N1MM+Development Team: Tom Wagner, N1MM; Rick Ellison, N2AMG; Steve London, N2IC; John Bednar, K3CT; Nikolay Safronov, NA3M; Pete Smith, N4ZR; Andreas Hofman, KU7T; Larry Gauthier, K8UT; and Richard Ferch, VE3KI. The initial N1MM Classic […] Read more
The highest referenced peak in SOTA – Summits on the Air, at the time of writing, is Aconcagua LUM/PH-001, 6962m ASL, in the relatively new Argentina (Mendoza) association. This was activated on 16th February 2019 by Tom Rudzinski SQ9FVE, operating as LU/SQ9FVE. Tom is an experienced and skilled mountaineer, and as required for such an undertaking, planned the expedition […] Read more
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