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Optibeam Antenna
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Optibeam - OB1-30 - Rotary Dipol 30m - 30
OB1-30
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| Bands | 30 | |
| Gain (dBd) * | 0 | |
| Gain (dBi) ** | 7.9 | |
| F/B (dB) | 0 | |
| VSWR: | ||
| 10,100 - 10,125 - 10,150 | 1,3 - 1,3 - 1,3 | |
| Elements (number) | 1 | |
| Max. Elementlenght (m) | 9.24 | |
| Turning Radius (m) | 4.62 | |
| Feedlines (number) | 1 Coax 50 Ohm | |
| Weight (kg) | 7 | |
| Windload at 130 km/h | 175 N / 0,22 m² / 2,4 feet² | |
| * = 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) |
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