Glendale, Arizona USA

  

 
 

 

Model No. RB-315                                  Three element beam for 15 Meters

Specifications              

Wind loading: 3.75 Sq. ft.
Wind maximum: 80 mph
Weight: 25 lbs.
Max element length: 23' 6½"
Turning radius: 14'
Boom Length: 17.1'
Boom diameter: 1.75"
Feed point Z: 50 Ohm unbal.
Feed point: UHF coax connector
Gain: greater than equivalent yagi.
F/B ratio: =>25 dB

This antenna was designed with the serious DX'er/contester in mind. It will compete with yagis with longer boom lengths, and you'll hear the weak ones better due to its low noise characteristics. 

VSWR @ 50 ohms
(CW and Phone settings)
21 - 21.4 MHz