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 detection of an extra galactic radio object.
High Gain Antenna for radio astronomy and space research signals F6ETU
Super Low Noise Antenna for detection of an extra galactic 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 Beam width: | 21.2° |
| Polarization | Horizontal or Vertical |
| Nominal Input Impedance: | 50 Ohms |
| SWR Across Entire Band: | < 1.2 |
| Maximum Power Input: | Receiving antenna |
| Matching Method: | Direct feed through 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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