Introduction: Sector Antenna for 5GHz Wifi
It is a centre-fed broadside array antenna, based on the Franklin Antenna
It has high gain but a very narrow focus beam
You will often find these antennas on mobile phone masts in an array setup of 6 or more.
¼ wave 12.93mm
½ wave 25.86mm
Back Reflector 35mm by 240mm
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