KUJOBUY 5.8GHz 9.4dBi Directional Circular Polarized FPV Pagoda Antenna Compatible with Fatshark DJI Eachine Goggles – Triple Feed Patch -1 (Red)
9,99 $
The FPV Triple Feed Patch antenna is a directional circularly polarized antenna .Connector type is SMA Male to SMA Male.
Center frequency: 5.8 GHz with more better signal transmission, good radiation efficiency.
Good axial ratio,not just directly perpendicular to the patch but also off-center.
Cheap and easy to manufacture with high accuracy, even for a hobbyist.
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Description
Specifications:
Center frequency: 5.8 GHz
Bandwidth: 660 MHz (5.47 – 6.13 GHz)
Matching: S11 < -20 dB, VSWR < 1.22 (at center frequency) Axial ratio: < 1.3 Antenna gain: 9.4 dBi Half power beam width: 55° (horizontal and vertical) Radiation efficiency: 83.5% Diameter of large disk : 5.94cm Diameter of small disk: 2.46cm Features: Good radiation efficiency. Most FR4-based patches have terrible efficiency because FR4 is very lossy at 5.8 GHz Good axial ratio, not just directly perpendicular to the patch but also off-center Note: The PCBs must use 1.0 mm thickness FR4 material Package included: 1 x Triple Feed Patch-1 5.8GHz 9.4dBi Directional Circular Polarized FPV Antenna 1 x SMA Male to SMA Male adapter connector
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