Glendale, Arizona USA

  

RB 315

RB 320

 

 

 

Model No. RB-306                                    Three element beam for Six Meters

Specifications                           

Wind loading: 1.12 Sq. ft.
Wind maximum: 80 mph
Weight: 5.4 lbs.
Max element length: 9' 7¼"
Turning radius: 6.25'
Boom Length:  6'
Boom diameter: 1.25"
Feed point Z: 50 Ohm unbal.
Feed point: UHF or Type-N
Gain: Greater than an equivalent yagi.
F/B ratio: =>25 dB

VSWR @ 50 ohms

50 - 50.4 MHz
 

Model No. RB-310                                   Three element beam for Ten Meters

 

 

Specifications                     

Wind loading: 2.75 Sq. ft.
Wind maximum: 80 mph
Weight: 15 lbs.
Max element length: 17' 4"
Turning radius: 10'
Boom Length: 12' 10½"
Boom diameter: 1.375"
Feed point Z: 50 Ohm unbal.
Feed point: UHF coax connector
Gain: Greater than an equivalent yagi.
F/B ratio: =>25 dB

VSWR @ 50 ohms

28 - 28.8 MHz

 

Typical 3 element free space radiation pattern

 

The performance of our 3 element beams is excellent.. They will compete with yagis with much longer boom lengths, and you will also hear the weak ones better due to their low noise characteristics.