20m 5el SuperYagi Antenna 20m5HD Super Gain

20m 5el SuperYagi Antenna 20m5HD with flat SWR and excellent gain and F/B. Sturdy construction with 80x80mm boom and starting element diameter 35mm. Ideal for stacking. Direct 50 Ohm feed. Input power is limited by the feed line only.

 

20m 5el SuperYagi Antenna 20m5HD Appearance:

 

What does 20m5HD mean?

• 20m – 20m band, 14-14.35 MHz with super low SWR on any frequency
• 5 – 5 elements – with starting diameter 35mm
• HD – Heavy Duty Construction for any strong wind up to 150km/h

 

Electrical Specifications of 20m5HD

Frequency Range: 14 – 14.35 MHz
Free Space Forward Gain: 10 dBi
Forward Gain 20m AGL: 15.1 dBi
Front-to-Back Ratio: 30 dB
3 dB Horizontal Beam-width: 53°
Nominal Input Impedance: 50 Ohm
Maximum SWR on any frequency: 1: 1.5
Maximum Power Input: More than 3000W

 

Mechanical Specifications of 20m 5el SuperYagi Antenna 20m5HD

Boom length: 11.7 m
Boom Diameter: 80 x 80 mm
Longest element: 11 m
No. of elements: 5
Turning radius: 8.5 m
Matching Method: Direct feed through a current balun.
Connector: SO239 Silver-plated Teflon
Mounting Mast Diameter: 43 – 70 mm
Survival Wind Speed: 150 km/h 
Weight: 68 kg