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JK402    2 Elements on 40M / 18 Foot Boom

Price : US$1,685.00 **

 

The JK402 is a short boom 2 element 40m Yagi that has excellent gain and F/R.

This antenna is made for the DX'er that ís looking for an antenna to work across the globe.

It is made with very high quality materials and the best in its class in the market in terms of mechanical construction and electrical performance.

We can also provide you with custom settings to suit your operating preference such as peaking your gain and F/B in the CW portion or the Phone portion of the band.

Approx wt. = 87 lbs

Wind Area = 5.62 Sq Ft

Max Wind Speed = 100 Mph

Max Turning Radius = 26 Ft

Boom = 2" OD

Feedpoint = Shunt coil match

Power = 5KW Avg or Balun restricted

Enjoy 6+ dbi of Freespace Peak gain or

 

11+ dbi of Peak gain at 70ft above Avg. ground !!!

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

 

40M

Number Elements

2

Active Boom Length

17.5 ft

Peak Gain*

4.06dBd / 6.2dbi

Peak F/B

20 dB

Peak F/R

18 dB

2:1 SWR Bandwidth

190 KHz

1.5:1 SWR Bandwidth

120 KHz

Max Element Length

47.5 ft

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

The next generation in design, quality and manufacturing