2meter 144MHz XPOL Low Noise Yagi Antenna 8+8 Elements PA144-XPOL-16-4.5B


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2 meter 8 + 8 XPOL element Yagi Antenna for EME – WSJT and MAP65 PA144-XPOL-16-4.5B

Excellent Super Low Noise 144 MHz XPOL Yagi Antenna 16 element. Stacked perfect for VHF Contests or EME.

Even with single antenna you can work number of EME station via the Moon – EME.

With polarization switch easy to change Horizontal, Vertical RHCP or LHCP polarization.

8 + 8 element 2m – 144 MHz Low Noise Yagi antenna with highest possible gain for its length. Great for Terrestrial VHF Contest or EME work.


2m XPOL Yagi Antenna PA144-XPOL-16-4.5B Excellent for EME Contests and MAP65


Electrical Specifications 2 meter
Frequency Range: 144 – 145 MHz
Free Space Forward Gain: 13.5 dBi
Front to Back Ratio: 36 dB
3 dB Horizontal Beam width: 40.5° For Horizontal Polarization
3 dB Vertical Beam width: 44.3° For Horizontal Polarization
Polarization: Horizontal, Vertical, RHCP, LHCP with phase shift
Distance Between Dipoles: 520 mm
Degrees: 90°
Isolation Between Antennas (Coupling): More than 30 dB
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: 1000 W for both antennas (500 W per Antenna). 3000W per antenna by order
Matching Method: Direct feed through common mode Balun
Connectors: 2 x “N”
Mechanical Specifications 2 meter
Number of elements: 16 (8 + 8)
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. Slant configuration +-45 degrees
Baluns and Connectors: Included
Boom Length: 4.26 m
Single Antenna Length: 3.7 m
Boom Size: Tapered Boom 40 x 40 mm + 30 x 30 mm
Number of Boom Pieces: 3
Guy rope support: Not Necessary
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: 7 kg


* With Polarization Switch choice for Horizontal, Vertical, RHCP or LHCP.

144 MHz 2 meter XPOL Yagi Antenna 16 element.
Two Antennas Gain Side by Side (Horizontal Stack) 2700 mm F/S< -12.5 dB


Horizontal Polarization 16.29 dBi
RHC – LHC Polarization 16.34 dBi
Vertical Polarization 16.4 dBi


2m XPOL Yagi Antenna 16 element.
Vertical Stack Two Antennas 2700 mm F/S< -12.5 dB


Horizontal Polarization 16.41 dBi
RHC – LHC Polarization 16.34 dBi
Vertical Polarization 16.29 dBi


2 meter XPOL Antenna 8 + 8 element.
Four Antennas Gain in “H” configuration 2700 mm x 2700mm F/S< -12.5 dB


Horizontal Polarization 19.28 dBi
RHC – LHC Polarization 19.28 dBi
Vertical Polarization 19.28 dBi


144MHz VHF contest and EME XPOL Low Noise Antenna PA144-XPOL-16-4.5B. Azimuth Radiation Pattern:


Horizontal Polarization Antenna Azimuth Radiation Pattern PA144-XPOL-16-4.5

2 meter EME XPOL Yagi Antenna with high suppression of all side lobes PA144-XPOL-16-4.5B. Elevation Radiation Pattern:


Horizontal Polarization Antenna Elevation Radiation Pattern PA144-XPOL-16-4.5


144 – 145 MHz XPOL Yagi Antenna 16 elements. Dipoles, connectors, balun details.


2m 144MHz XPOL Yagi Antenna PA144-XPOL-16-4.5B Dipoles and Balun View


8 + 8 element 2 meter XPOL Low Noise Yagi antenna with the best suppression of all side lobes appearance.


2m 144-145MHz XPOL Yagi Antenna PA144-XPOL-16-4.5B Good for EME and MAP65


2 meter 144 MHz RHC Polarization PA144-XPOL-16-4.5 Azimuth Radiation Pattern.


RHC Polarization Antenna PA144-XPOL-16-4.5 Azimuth Radiation Pattern


Measured Isolation – Coupling Between Antennas with calibrated HP8753ES Network Analyzer:
Excellent results about -30 dB.  


Isolation Between Antennas Mesured with HP8753ES


144.1 MHz Horizontal Polarization PA144-XPOL-16-4.5 Antenna 3D radiation Pattern. 8 + 8 XPOL elements (16 elements).


Horizontal Polarization Single PA144-XPOL-16-4.5 Antenna 3D radiation Pattern


For CROSS – PLUS variant is just matter of bracket. Ask for offer.

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.

Story about antenna is here in Success Stories

All 2 meter antennas: 2 meter antennas

Horizontal/Vertical antennas

2 meter CROSS antennas

2 meter XPOL antennas

Additional information

Weight 8,3 kg
Dimensions 149 × 17 × 16 cm


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