r/wireless

Best 5GHz Channel for vehicle use?

Me (any many others) have issues with CarPlay in BMWs dropping out in certain locations. At first, I thought it was DFS drops in the U-NII-2 band, but it turns out my car chooses U-NII-3 channels every time.

Thinking about it, I think I'll code the car to use U-NIII-1 channels. U-NIII-1 is most common for indoor use, but U-NIII-3 is most common for outdoor PtP links etc, which is probably the biggest threat to the car (which is always outside and always moving).

Surveys don't help, because the car can be any place at any time.

Is it agreed that channels 36, 40, 44 and 48 are probably the best 5GHz channels for in-vehicle use, due to the popularity of outdoor PtP and PtMP wireless links (with illegally high transmit power) on the higher channels?

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u/bradsm87 — 3 days ago

wireless link between sites that actually works long term

we have two locations about 4km apart and running fibre between them is turning out way more expensive and complicated than we expected. the quotes keep coming back high and there are constant issues with trenching and approvals. we need something stable for data and voice that can handle growth without monthly telco bills killing us.i have been looking at point to point wireless options across australia and wave1 seems to specialise in exactly this kind of setup with licensed links and proper site surveys. has anyone gone down the wireless route instead of fibre for similar distances? how reliable have those links been in practice and what kind of maintenance do they actually need after the first year?

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u/Ertrimil — 4 days ago

Wait or try cwna 110

Hi I recently started my journey in wireless I don’t know if is better wait to the update on 110 or try to study 109.

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u/Ecstatic_Bed2041 — 6 days ago