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OBW10-5M 10 element wirebeam 20-17-15-12-10m

OBW10-5M

         
Bands   20 / 17 / 15 / 12 / 10    
Gain (dBd) *   3,7 / 4,1 / 3,7 / 4,2 / 4,4    
Gain (dBi) **   11,1 / 11,5 / 11,2 / 11,9 / 2,1    
F/B (dB)   24 / 20 / 15 / 16 / 25    
SWR:        
14,00 - 14,14 - 14,35   1,50 - 1,10 - 1,45    
18,07 - 18,13 - 18,17   1,40 - 1,15 - 1,25    
21,00 - 21,27 - 21,45   1,40 - 1,19 - 1,21    
24,89 - 24,94 - 24,99   1,20 - 1,10 - 1,15    
28,00 - 28,47 - 29,00   1,25 - 1,05 - 1,60    
         
Elements (number)   10    
Active Elements  

2 / 2 / 2 / 2,5 / 2,5
(positive interaction on 12/10m)

   
Max. Elementlength (m)   6,80 (transverse extension)    
Boomlength (m)   3,90    
Turning Radius (m)   3,85    
Feedlines (number)   1 Coax 50 Ohm    
Weight (kg)   14,5    
Windload at 130 km/h   320 N / 0,40 m² / 4,3 feet²    
         
Price ***   not yet calculated
* = 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