So one of the Alfa 9dBi WiFi Antennas reached the end of its usable life. So, not wanting to miss the opportunity, here is a teardown photo of its internals, just for the fun of it.
Alfa 9dBi WiFi SMA OMNI-Directional Antenna Teardown
If you would like to boost your wireless, here is an Amazon link:
Alfa 9Dbi Wifi Booster Sma Omni-Directional High-Gain Screw-On Swivel Antenna With Magnetic Base
#whynot
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I suppose it is a phased array with a flattened toroidal pattern.