2 meter 11 Element Portable VHF Contest and Low Noise EME Antenna 2m11DXL.
Wideband Antenna 144 to 145 MHz. Excellent for VHF Contest or portable EME. Low Noise Design.
Excellent 11 elements High Gain Yagi antenna. Great for Terrestrial VHF Contest or portable – EME work. Length of boom pieces 1460 mm.
What does 2m11DXL mean?
- 2m – 2m band
- 11 – 11 elements
- DX – Covers DX part of 2m band 144-145MHz
- L – Light version without guy rope support
Electrical Specifications of 2m 11Elements Low Noise EME Antenna 2m11DXL
Frequency Range: 144 – 145 MHz
Free Space Forward Gain: 14.8 dBi
Front-to-Back Ratio: 27 dB
-3 dB Horizontal Beamwidth: 35°
-3 dB Vertical Beamwidth: 38°
Polarization: Horizontal or vertical
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: 500 W (more by request)
Matching Method: Direct feed through common mode choke (current balun)
Connector: “N” (or 7/16 DIN by request)
Power versions of super low noise EME antenna 2m11DXL
“P” – Power version “N” Input connector RG142 5mm Teflon balun cable: 1500W 2m11DXLP
“E” – Extra power 7/16 DIN Input connector SF250 7mm Teflon balun cable: 2000W 2m11DXLE
“EX” – EXtreme power 7/16 DIN Input connector RG115 10mm Teflon balun cable: 5000W 2m11DXLEX
Mechanical Specifications of 2m11DXL
Number of elements: 11
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 Connector: Included
Boom Length: 5.72 m
Tapered Boom: 40x40mm, 30x30mm
The number of Boom Pieces: 4
Guy rope support: No
Mounting Mast Diameter: 43 – 70 mm 1-11/16″ – 2-3/4″ OD
Clamp: 2 x M8 Stainless Steel
Survival Wind Speed: 180 km/h
Net Weight: 6.7 kg
Gross Weight: 8,2 kg
Transportation Length: 1.49 meters
144 MHz Yagi Antenna with Boom length about 6 meters. 11 element Yagi Vertical Stacking Distances for F/S -12.5 dB:
2 Antennas | 3.1 m for Gain 17.72 dBi (+2.92 dB) |
4 Antennas | 3.3 m for Gain 20.8 dBi (+6 dB) |
2 meter 11 element Yagi Antenna Horizontal Stacking Distances for F/S -12.5 dB:
2 Antennas | 3.3 m for Gain 17.7 dBi (+2.9 dB) |
4 Antennas | 3.6 m for Gain 20.8 dBi (+6 dB) |
PA144-11-6BG 2 meter 11 element Yagi Antenna in “H” frame. Two configurations. Max gain and low side lobes for high noise urban area.
4 Antennas Max Gain | H=3.25 m V=3.1 m for Gain 20.62 dBi (+5.82 dB) for F/S -12.5 dB |
4 Antennas Low Side Lobes (Urban) | H=2.88 m V=2.75 m for Gain 20.15 dBi (+5.35 dB) for F/S -17 dB |
Low Noise antenna for portable VHF Contest on 144 MHz and EME. 2 meter 144.1 MHz Azimuth Radiation Pattern.
Great suppression of all side lobes.
2 meter 144 MHz contest portable Low Noise Yagi Antenna PA144-11-6B.
11-element 144 MHz Contest antenna, 6-meter boom. Low noise pickup. Dipole, balun, and “N” connector detail.
Antenna shares the same design as PA144-11-6BG except for Guy rope support.
Ultimate design with with latest professional full-3D electromagnetic modelling software. Not possible with EZNEC Pro/4 – NEC4.2 engine, 4NEC2, EZNEC, YO, or AO except by accident or tinkering with antenna elements or spacings.
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