Dual Band Antenna 2 meter and 70 cm with  Common Connector PA144-432-36-6BGP

Behaves as two high-gain mono-band antennas.

High power 2 m and 70 cm dual-band Yagi antenna with common connector PA144-432-36-6BGP.

 

Electrical Specifications 2 m

Frequency Range: 144 – 146 MHz
Free Space Forward Gain: 15.1 dBi
Front-to-Back Ratio: 31 dB
3 dB Horizontal Beamwidth: 33.5°
3 dB Vertical Beamwidth: 36.1°
Polarization: Horizontal
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: 1000 W
Matching Method: Voltage Balun
Connector: “N” (Common connector for both bands)

Mechanical Specifications 2 m

Number of elements: 11
Element Diameter: 8 mm Aluminum tube
Dipole Diameter: 8 mm Hard Copper tube
Longest element: 1030 mm
Element Mounting Position: Below the Boom
Balun and Connector: Included

Electrical Specifications 70 cm

Frequency Range: 432 – 434 MHz
Free Space Forward Gain: 17.2 dBi
Front-to-Back Ratio: 24 dB
3 dB Horizontal Beamwidth: 20.1°
3 dB Vertical Beamwidth: 22.2°
Polarization: Horizontal
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: 750 W
Matching Method: Voltage Balun
Connector: “N” (Common connector for both bands)

Mechanical Specifications 70 cm

Number of elements: 25
Element Diameter: 4 mm Aluminum rod
Dipole Diameter: 8 mm (Common dipole for both bands)
Longest element: 350 mm
Element Mounting Position: Below the Boom
Balun and Connector: Included

Common Mechanical Specifications

Boom Length: 5.84 m
Boom Size: Tapered Boom 20x20mm, 30x30mm, 40x40mm
Number of Boom Pieces: 5
Guy rope support: Yes, Included
Mounting Mast Diameter: 43 – 70 mm 1-11/16″ – 2-3/4″ OD
Survival Wind Speed: 150 km/h 
Net Weight: 8.4 kg
Gross Weight: 10.5 kg
Transportation Length: 1.49 m
Low noise dual-band Yagi antenna PA144-432-36-6BGP 2 meter azimuth radiation pattern:

 

 

Dual-band Yagi antenna with single connector PA144-432-36-6BGP 70 cm azimuth radiation pattern:

 

 

Duo band Yagi antenna with one connector for both bands PA144-432-36-6BGP appearance:

 

 

PA144-432-36-6BGP Measured characteristics with calibrated HP8753ES Network Analyzer at antenna connector:

Measured 2-meter Return-Loss (S11) 144-146MHz on 2m 70cm dual band single connector Yagi antenna PA144-432-36-6BGP

 

 

Measured SWR 144 – 146MHz on finished antenna PA144-432-36-6BGP:

 

 

2 meter Smith Chart PA144-432-36-6BGP:

 

 

Measured 70cm Return Loss (S11) 432 – 434 MHz on dual band single connector Yagi antenna PA144-432-36-6BGP:

 

 

Measured 70 cm SWR 432 – 434 MHz on duo band single connector Yagi antenna PA144-432-36-6BGP:

 

 

All necessary parts included. Including balun, connector, and guy rope support.

 

 

 

Stacking versions with connector forward so antennas can be stacked with feeds pointing toward each other.

PA144-432-36-6BGF

 

 

 

We do not use amateurish programs like EZNEC Pro/4, 4NEC2, EZNEC, MMANA AO, or YO. We perform the design work using the latest professional full-3D electromagnetic modeling software.

This enables us to accurately include the influence of the boom, insulators, baluns, feed point, connections, etc…
2 meteter / 70 cm antennas: 2m/70cm antennas
2m / 70cm Common Connector antenna
2m / 70cm Two Connector Dual Band