2 meter 144 MHz 11 Element Yagi Low Noise Contest Antenna PA144-11-6B

2 meter 144 MHz 11 Element Yagi Low Noise Contest Antenna PA144-11-6B

229,00 

SKU: 0640 Categories: ,

2 meter 11 Element Portable VHF Contest and Low Noise EME Antenna PA144-11-6B.

Wideband Antenna 144 to 145 MHz. Excellent for VHF Contest or portable EME. Low Noise Design.

 

2-meter-Low-Noise-Contest-Antenna-PA144-11-6B Portable

 

Excellent 11 elements High Gain Yagi antenna. Great for Terrestrial VHF Contest or portable – EME work. Length of boom pieces 1460 mm.

 

Electrical Specifications 2 meter
Frequency Range:
144 – 145 MHz
Free Space Forward Gain: 14.8 dBi
Front to Back Ratio:
27 dB
3 dB Horizontal Beam-width: 35°
3 dB Vertical Beam-width: 38°
G/T tbd.
Polarization Horizontal or Vertical
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: More than 500 W, 1500 W available
Matching Method: Direct feed through common mode balun
Connector: “N”
Mechanical Specifications 2 meter
Number of elements: 11
Element Diameter: 8 mm Aluminum tube
Dipole Diameter: 8 mm Hard Copper tube
Longest element: 1040 mm
Element Mounting Position: Below the Boom
Balun and Connector: Included
Boom Length: 5.72 m
Boom Size: 40 x 40 mm + 30 x 30 mm
Number of Boom Pieces: 4
Guy rope support: No
Mounting Mast Diameter: 43 – 70 mm 1-11/16″ – 2-3/4″ OD
Survival Wind Speed: 180 km/h
Transportation Length: 1.49 m
Antenna Weight: 6.95 kg
Gross Weight:  9.2 kg

 

Portable 2meter Low-Noise-Antenna-PA144-11-6B

144 MHz Yagi Antenna with Boom length about 6 meter. 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. 

144MHz Contest Portable Low Noise Yagi Antenna AZ Radiation Pattern

 

2 meter 144 MHz contest portable Low Noise Yagi Antenna PA144-11-6B.

 

2m Low-Noise-EME-Antenna-PA144-11-6B portable

 

11 element 144 MHz Contest antenna, 6 meter boom. Low noise pickup. Dipole, balun and “N” connector detail.

 

Portable 2m Low-Noise-EME-antenna-PA144-11-6-dipole-view

 

Antenna share same design as PA144-11-6BG except 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 spacing’s.

Additional information

Weight 8,2 kg
Dimensions 149 × 19 × 12 cm

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