40m Full Size Rotary Dipole Antenna for 7-7.3MHz

Excellent mechanical properties. Wind survival speed 130 km/h.

 

40m Full-Size Rotary Dipole Antenna appearance:

 

Electrical Specifications of 40m Full Size Rotary Dipole Antenna

Frequency Range: 7 – 7.3 MHz
Free Space Forward Gain: 2.1 dBi
Gain 20m AGL 7.3 dBi
Front-to-Back Ratio: 0 dB
-3 dB Horizontal Beamwidth: 78°
Nominal Input Impedance: 50 Ohm
Maximum SWR at any frequency: 1.6
Maximum Power Input: More than 2kW

 

Mechanical Specifications of 40m Full Size Rotary Dipole Antenna

Dipole Length: About 21 m
Starting element diameter: 48 mm
Turning radius: 10.5m
Guy rope support: Yes, Included
Mounting Mast Diameter: 43 – 70 mm 1-11/16″ – 2-3/4″ OD
Clamp: 2 x M12 Stainless Steel
Survival Wind Speed: 130 km/h
Wind Load: 0.47 m2
Net Weight: 25 kg
Gross Weight: 28 kg
Transportation Length: 3m

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