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OBDYA12-5 12 Element Driven Yagi Array 20-17-15-12-10m

OBDYA12-5
OBDYA12-5   12 Element Driven Yagi Array 20-17-15-12-10m
     
Bands   20 / 17 / 15 / 12 / 10
Gain (dBd) *   5,08 / 5,05 / 5,25 / 5,25 / 5,41
Gain (dBi) **   12,1 / 12,5 / 12,6 / 12,7 / 12,9
     
Practical performance
(due to active radiation area)
  better than 3el monoband Yagi on all bands
     
F/B (dB)   26 / 27 / 35 / 27 / 29
SWR   All band ranges < 1.3
     
Elements (number)   12
Active elements   between 70 and 100% of the entire antenna area operative
     
Max. elementlength (m)   11,22
Boomlength (m)   7,50
Turning radius (m)   6,56
Feed lines (number)   1 Koax 50 Ohm
Weight (kg)   55
Windload at 130 km/h   1.200 N / 1,50 m2 / 16,13 feet2
     
Price ***   1.729,00 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