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JK204    4 Elements on 20M / 24ft Boom

Price : US$890.00 **

This 4 element 20m Yagi on a 24ft boom gives you tremendous performance with very high gain and F/R, all while maintaining a almost flat SWR across the band. The antenna comes with our high quality, heavy duty materials and hardware.

Approx wt. = 78 lbs

Wind Area "C" = 6.45 Sq Ft

                "G" = 11.61 Sq Ft

Projected Area = 9.67 Sq Ft

Min Wind Speed = 100 Mph

Max Turning Radius = 21.4 Ft

Feed-point = 50-ohm Direct Feed

Boom = 2" OD /0.0625" wall

 

20M

Number Elements

4

Active Boom Length

23.5 ft

Peak Gain*

6.4+ dBd

Peak F/B

22+ dB

Peak F/R

22+ dB

2:1 SWR Bandwidth

Less than 1.18:1 across the band

1.5:1 SWR Bandwidth

Less than 1.18:1 across the band

Max Element Length

36.4 ft

Peak Gain is shown over a dipole in Freespace
Dipole in Freespace = 2.14dBi

** All pricing shown assumes the basic mounting hardware. Additional costs may apply for customized mast plates and hardware.

 

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