21MHz 15m 5el DX Contest Antenna 15m5HD Monobander

 

Excellent 15m 5el DX Contest Antenna 15m5HD with strong HD elements. Starting diameter 25mm. The antenna can withstand a gust of winds up to 150 km/h!

 

Electrical specifications of 15m 5el DX Contest Antenna 15m5HD

Frequency Range: 21 – 21.45 MHz
Free Space Forward Gain: 10.4 dBi
Front-to-Back Ratio: 28 dB
3 dB Horizontal Beamwidth: 52.6°
Polarization: Horizontal
Nominal Input Impedance: 50 Ohm
SWR Across Entire Band: < 1.2
Maximum Power Input: 2500 W (more by order)
Matching Method: Direct feed through 5kΩ common mode choke (current balun)
Connector: SO239 Teflon Silver plated or 7/16 DIN by request

 

Mechanical specifications of 15m 5el DX Contest Antenna 15m5HD

Number of Elements: 5
Elements Diameter: Tapered elements 25mm to 8 mm
Longest Element: 7.7 m
Element Mounting Position: Below the boom
Balun and Connector: Included
Boom Length: 9.35 meter
Boom Size: 60 x 60 mm
Turning radius: 6.5m
Number of Boom Pieces: 5
Guy rope support: Yes, Included Stainless Steel AISI 316L rope 4 mm
Mounting Mast Diameter: 43 – 70 mm 1-11/16″ – 2-3/4″ OD (by order up to 700mm)
Clamp: 2 x M12 Stainless Steel AISI 316L (A4)
Survival Wind Speed: 250 km/h
Net Weight:  45 kg
Gross Weight:  50 kg
Transportation Length: 2m

The old name of the antenna was PA21-5-9HD

An extra heavy-duty version for any wind up to 250km/h is here