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OB4020 8el Duo Monoband

OPTIBEAM OB4020

OB4020   8 Element Duo Monobander 40/20    
         
Bands   40 / 20    
Gain (dBd) *   4,8 / 8,4    
Gain (dBi) **   11,3 / 15,6    
F/B (dB)   25 / 27    
VSWR        
40m CW/Europe setting:        
7,00 - 7,05 - 7,20   1,7 - 1,05 - 2,0    
40m USA phone setting:        
7,15 - 7,21 - 7,30   1,7 - 1,05 - 1,6    
14,000 - 14,250 - 14,350   1,2 - 1,05 - 1,3    
         
Elements (number)   3 / 5    
Max. Elementlength (m)   14.54    
Boomlength (m)   15.1    
Active Boomlength (m)   12,30 / 15,00    
Turning Radius (m)   9.45    
Feedlines (number)   2 Coax 50 Ohm    
Weight (kg)   105    
Windload at 130 km/h   1.761 N / 2,20 m² / 23,61 feet²    
         
Price (incl. 2 high quality 5 KW baluns) ***   4.049,00 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