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OB4020s mid size 7 Element Yagi 40/20m

OB4020s

         
Bands   40 / 20    
Gain (dBd) *   4,5 / 6,3    
Gain (dBi) **   11,1 / 13,6    
F/B (dB)   18 / 23    
VSWR        
40 m general setting:        
7,00 - 7,07 - 7,18   1,8 - 1,1 - 1,9    
other specific settings possible        
14,00 - 14,20 - 14,35   1,3 - 1,1 - 1,2    
         
Elements (number)   7    
Active Elements   3 / 4    
Max. Elementlength (m)   14,90    
Boomlength (m)   10,50    
Turning Radius (m)   9,30    
Feedlines (number)   2 Coax 50 Ohm    
Weight (kg)   not yet calculated    
Windload at 130 km/h   not yet calculated    
         
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