An overview of the design process for a WX Sat RHCP Cross Yagi

Design Specs:
7.7 dBi Gain RHCP
-5dB minimum LHCP rejection
HPBW +/- 39 deg
Front to Back Ratio (RHCP) 16.9 dB

References:
WB2HOL Yagi (7.3 dBi not dBd) - [ Ссылка ]
KB9VBR Tape Yagi Video & Instructions - [ Ссылка ]
Satellite Circular Polarization Yagi Article - [ Ссылка ]
HFSS Design File: [ Ссылка ]
DL6WU Yagi Calculator: [ Ссылка ]
K5OE Eggbeater V2 Design Info: [ Ссылка ]

WX Sat Antennas Overview: (0:00)
Justification for Directional Antenna: (2:20)
Design Inspiration & Source Material: (4:00)
Simulation Setup: (7:25)
How to Get Circular Polarization: (8:53)
HFSS Excitations & CP from Port Phasing: (13:44)
Simulation Convergence: (15:48)
Simulation Results: (17:28)
Matching Network Design: (20:33)
Phasing Harness Design: (25:40)
End: (30:18)

#AntennaDesign #Yagi #137MHz

Thumbnail Credit: Francis Fletcher

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