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OB12-4W 12 Element 4 Band

OPTIBEAM   OB12-4W 12 Element 4 Band

OB12-4W   12 Element, 4 Band
     
Bands   40 / 20 / 17 / 15
Gain (dBd) *   3,6 / 5,4 / 5,6 / 6,8
Gain (dBi) **   10,5 / 12,8 / 13,2 / 14,4
F/B (dB)   15 / 22 / 25 / 21
VSWR    
40 m CW/Europe setting:    
7,00 - 7,05 - 7,15   1,6 - 1,1 - 1,8
40 m USA phone setting:    
7,15 - 7,20 - 7,30   1,6 - 1,1 - 1,8
14,00 - 14,18 - 14,35   1,4 - 1,1 - 1,4
18,07 - 18,14 - 18,17   1,2 - 1,2 - 1,2
21,00 - 21,23 - 21,45   1,4 - 1,1 - 1,3
     
Elements (number)   12
Active Elements   2 / 3 / 3 / 4
Max. Elementlength (m)   14.96
Boomlength (m)   8.1
Turning Radius (m)   8.5
Feedlines (number)   1 Coax 50 Ohm
Weight (kg)   74
Windload at 130 km/h   1.320 N / 1,65 m² / 17,8 feet²
     
Price ***   2.789,00 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