this post was submitted on 29 Aug 2024
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What is this thing?

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They started installing poles along a main road near where we live and I’m not sure what the white antennas on them are for. Some of the poles have traffic cameras like the one in the picture but others don’t. They are spaced every half to one mile and have antennas on opposite sides, with what looks like a radio cabinet near the base. The antennas are all aligned along the road, pointing parallel to traffic. This is in southwest Pennsylvania.

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[–] computergeek125@lemmy.world 1 points 2 months ago* (last edited 2 months ago) (1 children)

This is the wireless equivalent of a single Ethernet cable. if you follow each of the dish pairs in a roughly straight line, you will hit another transceiver. This pole would be middle three nodes of this:

(Air Fiber) <-------> (Air Fiber) (switch) (Air Fiber) <--------> (Air Fiber)

Camera could also be plugged into the switch.

And yes, if a car impacts the pole, you lose that point to point link. Hope you got a failover plan or another set of air fibers that take a different path.