OptiBeam
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OB1-80+ 1el / Rotary (SSB+CW)

OPTIBEAM OB1-80+

OB1-80+   1 Element Yagi 80m (SSB+CW)
     
Bands   80
Gain (dBd) *   0
Gain (dBi) **   5.3
F/B (dB)   0
VSWR (with the OptiBeam multi switch):    
SSB 1: 3,770 - 3,795 - 3,830   2,0 - 1,1 - 2,0
SSB 2: 3,720 - 3,745 - 3,790   2,0 - 1,1 - 2,0
SSB 3: 3,680 - 3,705 - 3,750   2,0 - 1,1 - 2,0
CW: 3,500 - 3,520 - 3,565   1,7 - 1,2 - 2,0
     
Elements (number)   1
Max. Elementlenght (m)   17.6
Turning Radius (m)   8.8
Feedlines (number)   1 Coax 50 Ohm
Weight (kg)   30
Windload at 130 km/h   590 N / 0,74 m² / 8,0 feet²
     
Price incl. 5 KW 1:2 balun and    
multi switch system ***   1.919,00 EUR
     
Price "plain SSB version    
incl.high quality 5 KW 1:2 balun ***   1.444,00 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