70cm Low Noise Yagi Antenna PA432-26-7BGP

Excellent for UHF contests DX-ing and EME. Extreme low noise design.

432-434 MHz The Best Low Noise Yagi Antenna by Latest VE7BQH Table PA432-26-7BGP. Appearance

Electrical Specifications

Frequency Range: 432 – 434 MHz
Free Space Forward Gain: 19.7 dBi
Front-to-Back Ratio: 40 dB
-3 dB Horizontal Beamwidth: 20.8°
-3 dB Vertical Beamwidth: 21.3°
G/T for: Tsky=27K Tearth=1800K: +9 dB
Polarization: Horizontal
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: 850W (more by request)
Matching Method: Direct feed through Teflon RG142 common mode choke (current balun)
Connector: “N” (or 7/16 DIN by request)

Mechanical Specifications

Number of elements: 26
Element Diameter: 4 mm Aluminum rod
Dipole Diameter: 8 mm Hard Copper tube plastic coated
Balun and Connector: Included
Longest element: 340 mm
Element Mounting Position: Below the Boom
Boom Length: 7 m
Tapered Boom: 40x40mm, 30x30mm, 20x20mm
The 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: 180 km/h
Net Weight: 8 kg
Gross Weight: 9.8 kg
Transportation Length: 1.5 meters

G/T +9dB Best low noise Yagi antenna by Latest VE7BQH Table PA432-26-7BGP.

Horizontal stacking distances. G/T reference Tsky=27 K Tearth=1800 K

Two antennas 1.95m, Gain 22.5 dBi (+2.9 dB), G/T +5.76 dB
Four antennas 2m, Gain 25.5 dBi (+5.9 dB), G/T +8.85 dB
Eight antennas 2m, Gain 28.5 dBi (+8.9 dB), G/T +11.9 dB

Vertical stacking distances for BEST G/T. G/T reference Tsky=27 K Tearth=1800 K

Two antennas 1.95m, Gain 22.55 dBi (+2.95 dB), G/T +5.91 dB
Four antennas 2m, Gain 25.55 dBi (+5.95 dB), G/T +9.01 dB
Eight antennas 2.05m, Gain 28.6 dBi (+9 dB), G/T +12.1 dB

Stacking distance 4 antennas in “H” configuration for BEST G/T

1950 mm / 1950mm. Gain 25.5 dBi G/T +9dB. Used by VE7BQH Antenna performance table in PDF format.

Extreme low noise antenna for UHF competitions on 70cm and EME PA432-26-7BGP.

Maximum Power Input options (by order)

“E” – “N” Input connector SM250 Teflon balun cable: 1200 W (PA432-26-7BGE)
“X” – 7/16 DIN Input connector SM250 Teflon balun cable: 1500 W (PA432-26-7BGX)
“EX” – 7/16 DIN Input connector RG115 Teflon balun cable: 2700 W (PA432-26-7BGEX)

Excellent gain and maximum suppression of all side lobes.

Clean azimuth radiation pattern:

432.1 MHz low noise Yagi antenna PA432-26-7BGP. Elevation radiation pattern.

432 – 434 MHz best G/T +9 dB UHF Competitions and EME Yagi antenna PA432-26-7BGP.

Ultimate design with with latest professional full-3D electromagnetic modelling software.

Precision design is not possible with amateurish programs like EZNEC Pro/4 – NEC4.2 engine, 4NEC2, EZNEC v 6.0, or AO.