Reduced Price New 11-Element 5-Band Thunderbird Beam, 20/17/15/12/10M Expand

Hy-Gain 11-Element 5-Band Thunderbird Beam, 20/17/15/12/10M

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TH-11DX by hy-gain

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Hy-Gain TH-11DX is an 11-Element Broadband 5-Band Super Thunderbird Beam for 10, 12, 15, 17, and 20 meters bands.

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US$1,079.96

US$1,199.95

-10%

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The TH-11DX has been specifically designed to give the maximum DX performance to the serious amateur.

FEATURES & BENEFITS

  • A lossless log-periodic driven array on all bands with monoband reflectors.
  • A high-power BN-4000 balun which contributes to produce a maximum power rating of 2000W continuous duty, 4000W PEP on all modes.
  • 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.

SPECIFICATIONS

Bands20, 17, 15, 12 and meters
Bandwidths (2:1 VSWR)20 meters: 350 kHz
17 meters: 100 kHz
15 meters: 450 kHz
12 meters: 100 kHz
10 meters: 1200 kHz
Maximum Front-to-Back Ratio20 meters: 27 dB
17 meters: 22 dB
15 meters: 25 dB
12 meters: 15 dB
10 meters: 19 dB
Maximum Gain20 meters: 8.6 dBi (6.4 dBd)
17 meters: 8.4 dBi (6.2 dBd)
15 meters: 8.1 dBi (5.9 dBd)
12 meters: 7.5 dBi (5.3 dBd)
10 meters: 9.2 dBi (7.0 dBd)
Maximum Power2000W Avg.
4000W PEP all modes
Recommended Transmission LinesRG-213/u, Belden 8267
NOTE: Belden 9913 is NOT recommended!
Boom Length7.32 m
24 feet
Boom Diameter5.1 cm
2"
Longest Element11.28 m
37 feet
Turning Radius6.7 m
22 feet
Maximum Mast Size Accepted15 mm to 64 mm
1.9" OD to 2.5" OD
Maximum Wind Survival (no ice) for Boom192 kmph
119 mph
Maximum Wind Survival (no ice) for Elements159 kmph
99 mph
Maximum Wind Surface Area1.11 sqm
12.5 sqft
Maximum Wind Load at 192 kmph / 99 mph222 kg
490 lbs
Element Tubing ClampsAll Stainless Steel
HardwareAll Stainless Steel
Boom Support0.125" galvanized aircraft cable
Suitable RotatorsHy-Gain HDR-300, T2X or Ham IV
Weight40.0 kg
88 lbs
Shipping Weight44.5 kg
98 lbs

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Hy-Gain 11-Element 5-Band Thunderbird Beam, 20/17/15/12/10M

Hy-Gain 11-Element 5-Band Thunderbird Beam, 20/17/15/12/10M

Hy-Gain TH-11DX is an 11-Element Broadband 5-Band Super Thunderbird Beam for 10, 12, 15, 17, and 20 meters bands.

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