Hy-Gain TH3-MK4 Tri-Band Beam Antennas is a 3-element, 3-band beam antennas designed for operation on the 20, 15, and 10 meter Amateur bands. TH3-MK4 antennas use Hy-Gain's full-power capable "Hy-Q" traps, a rugged boom-to-mast bracket, and all stainless hardware. Hy-Gain TH3-MK4 Tri-Band Beam will mount on a standard mast up to 2 in. O.D. mast (not included). Requires 1/1 Balun Hy-Gain BN-86 recommended. See our other items for baluns
Note: Antenna comes in two boxes.
Specifications:
Gain: 5.8 dBd (avg.).
F/B Ratio: 25 dB (avg.).
Max Power: 1500 Watts PEP.
Boom Length: 14 feet.
Longest Element: 27 feet, 5 inches.
Turning Radius: 15 feet, 4 inches.
Mast Diameter: 1.9 to 2.5 inches OD.
Surface Area: 4.6 square feet.
Net Weight: 35 pounds.
Wind Survival: 95 mph.