TH-11DX - HY-GAIN - 11 ELEMENT YAGI ANTENNA FOR 10-12-15-17-20 METERS
The TH-11DX is designed to give the maximum DX performance to the serious amateur.
It features a lossless log-periodic driven array on all bands with monoband reflectors.
Includes high power BN-4000 balun which contributes to produce a maximum power rating of 2000 Watts continuous duty, 4000 Watts PEP on all modes.
The TH-11DX also features a new corrosion resistant wire boom support system, hot dipped galvanized and stainless steel parts.
Stainless steel hardware and clamps are used on all electrical connections.
TECHNICAL:
HF Beam Antenna Type:Yagi
HF Beam Antenna Band Coverage:20, 17, 15, 12, 10 meters
HF Beam Antenna Elements:11
HF Beam Element Material:Aluminum tubing
Antenna Power Rating:4,000 W
Beam Antenna Boom Length:24 ft.
HF Beam Antenna Boom Diameter (in.):2 in.
HF Beam Antenna Longest Element:37.50 ft.
Beam Antenna Turning Radius:22 ft.
Effective Moment (approximate):1,932 ft. lbs.
Mast Mounting Clamp Minimum:1.875 in.
Mast Mounting Clamp Maximum:2.5 in.
Wind Surface Area:12.5 sq. ft.
Feedpoint Impedance:50 ohm
Antenna Feedline Connection Type:UHF female, SO-239
Antenna Weight:88.00 lbs.
HF Beam Antenna Bands |
Beam Antenna Gain |
Beam Antenna F/B (dB) |
Bandwidth at 2:1 SWR |
20 meters |
8.6 dBi |
27.0 dB |
350 kHz |
17 meters |
8.4 dBi |
22.0 dB |
100 kHz |
15 meters |
8.1 dBi |
25.0 dB |
450 kHz |
12 meters |
7.5 dBi |
15.0 dB |
100 kHz |
10 meters |
9.2 dBi |
19.0 dB |
Over 1,200 kHz |