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OB4-20R 4el 20m reflector-driven monoband Yagi

the new generation of monoband Yagis: the reflector-driven design

worldwide unique monoband Yagi with absolutely highest performance

OB4-20OWA   4 Element Monoband Yagi 20m
     
Bands   20
Gain (dBd) *   6,72
Gain (dBi) **   14,00
F/B (dB)   28,50
VSWR    
14,000 - 14,220 - 14,350   1,35 - 1,22 - 1,15
     
Elements (number)   4
Max. Elementlength (m)   11,04
Boomlength (m)   7,50
Turning Radius (m)   6,53
Feedlines (number)   1 Coax 50 Ohm
Weight (kg)   38
Windload at 130 km/h   720 N /0,90 m² / 9,17 feet²
     
Price ***   1.099,00 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