2m 5 Element Rear Mount Antenna 1.46m

Electrical Specifications of 2m 5Element Rear Mount Antenna 2m5DXR

Frequency Range: 144 – 145 MHz
Free Space Forward Gain: 9.9 dBi
Front-to-Back Ratio: 29 dB
-3 dB Horizontal Beamwidth: 55.7°
Polarization: Horizontal or Vertical
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: 500W (By order “P” Power version 1500W)
Matching Method: Direct feed through common mode choke (current balun)
Connector: “N”

Mechanical Specifications of 2m 5Element Rear Mount Antenna 2m5DXR

Number of elements: 5
Element Diameter: 8 mm Aluminum tube
Dipole Diameter: 8 mm Hard Copper tube plastic coated
Longest element: 1040 mm
Element Mounting Position: Below the Boom
Balun and Connectors: Included
Boom Length: 1.46 m
Boom Size: 20 x 20 mm
Number of Boom Pieces: 1
Guy rope support: Not necessary. Strong boom
Mounting Mast Diameter: 43 – 70 mm 1-11/16″ – 2-3/4″ OD
Survival Wind Speed: 150 km/h
Transportation Length: 1.49 m
Antenna Weight: 1.5 kg

Horizontal Stacking Distances for F/S -13dB 2m5DXR:

Two antennas: 2m. Gain 12.8 dBi (+2.9 dB)
Four antennas: 2.05m. Gain 15.78 dBi (+5.88 dB)
Eight antennas: 2.05m. Gain 18.75 dBi (+8.85 dB)

Vertical Stacking Distances for F/S -13dB 2m5DXR:

Two antennas: 1.5m. Gain 12.75 dBi (+2.85 dB)
Four antennas: 1.6m. Gain 15.77 dBi (+5.87 dB)
Eight antennas: 1.6m. Gain 18.75 dBi (+8.85 dB)

Excellent results of vertical stacking with small stacking distances.

2m 5Element Rear Mount Antenna 2m5DXR Azimuth Radiation Pattern

Rear Mount Antenna 2m5DXR Measured exceptionally good SWR. Less than 1.1