High Gain Low Noise Antenna for radio astronomy and space research signals 406MHz, 411MHz, 416MHz. PA411-26-7BG
Best-class wide-band antenna 406 to 416 MHz. Perfect for the detection of an extragalactic radio object.
High Gain Antenna for radio astronomy and space research signals F6ETU
Super Low Noise Antenna for detection of extragalactic radio objects PA411-26-7BG
Electrical Specifications 74 cm band
Frequency Range: 406 – 411 MHz
Free Space Forward Gain: 19.5 dBi
Front-to-Back Ratio: 35 dB
3 dB Horizontal Beamwidth: 20.6°
3 dB Vertical Beamwidth: 1.2°
Polarization: Horizontal or Vertical
Nominal Input Impedance: 50 Ohms
SWR Across Entire Band: < 1.2
Maximum Power Input: Receiving antenna
Matching Method: Direct feedthrough common mode balun
Connector: “N”
Mechanical Specifications 74cm band
Number of elements: 26
Element Diameter: 4 mm Aluminum rod
Dipole Diameter: 8 mm Hard Copper tube
Longest element: 360 mm
Element Mounting Position: Below the Boom
Balun and Connector: Included
Boom Length: 7 m
Boom Size: 20 to 40 mm
Number of Boom Pieces: 5
Guy rope support: Yes
Mounting Mast Diameter: 43 – 70 mm 1-1/4″ – 2-3/4″
Survival Wind Speed: 150 km/h
Transportation Length: 1.5 m
Antenna Weight: 7.7 kg
Gross Weight: 9.8kg
Radio Astronomy Antenna. Continuum and Pulsar Observations label.
PA411-26-7BG Yagi antenna 26 element Vertical Stacking Distance for F/S -14.6 dB:
2 Antennas: 1.8 m for Gain 22.3 dBi
High Gain Antenna for radio astronomy and space research signals 406 410-411-416 MHz Pulsar observations
74cm divider:
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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