Call us at: +1 475 289 2222
The JK3040 is a short boom 2 element 40m Yagi that has excellent gain and F/R with an interlaced 2-element 30M yagi.
This antenna is made for the DX'er that ís looking for an antenna to work across the globe on 30M & 40M.
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.
Price : US$3,150.00 **
Approx wt. = 122 lbs
Wind Area "C" = 8.82 Sq Ft
"G" = 15.87 Sq Ft
Projected Area = 13.23 Sq Ft
Max Wind Speed = 100 Mph
Max Turning Radius = 26 Ft
Boom = 2" OD
Feedpoint = Shunt coil match
Single Feed
Power = 5KW Avg or Balun restricted
Enjoy 6+ dbi of Freespace Peak gain or
11+ dbi of Peak gain at 70ft above Avg. ground !!!
|
30M |
Number Elements |
2 |
Active Boom Length |
11.5 ft |
Peak Gain* |
4.26 dBd / 6.4dbi |
Peak F/B |
20+ dB |
Peak F/R |
18 dB |
2:1 SWR Bandwidth |
- |
1.5:1 SWR Bandwidth |
50 KHz |
Max Element Length |
32.4 ft |
|
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 |
175 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
** All pricing shown assumes the basic mounting hardware. Additional costs may apply for customized mast plates and hardware.