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Optibeam - OB4-40 - 4 Element Yagi 40m - 40 View larger

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Optibeam - OB4-40 - 4 Element Yagi 40m - 40

OB4-40

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3 699,00 €


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Bands   40    
Gain (dBd) *   5    
Gain (dBi) **   11.9    
F/B (dB)   25    
VSWR        
7,00 - 7,06 - 7,10 - 7,15 - 7,20 - 7,30   1,5 - 1,1 - 1,2 - 1,2 - 1,1 - 1,3    
         
Elements (number)   4    
Max. Elementlenght (m)   14.74    
Boomlenght (m)   11.9    
Turning Radius (m)   9.45    
Feedlines (number)   1 Coax 50 Ohm    
Weight (kg)   80    
Windload at 130 km/h   1.200 N / 1,49 m² / 16,2 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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Optibeam - OB4-40 - 4 Element Yagi 40m - 40

Optibeam - OB4-40 - 4 Element Yagi 40m - 40

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