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Forum Discussion
Net56
Oct 05, 2020Aspirant
Hard-set Orbi Channel Width
Hey everyone, I want to manually restrict Orbi's 2.4 and 5 GHz broadcasts to 20 MHz wide for selected center channels. I am aware of the default "Enable 20/40 MHz co-existance" option for the 2.4...
- Oct 05, 2020
The answer is no. However, depending on what PC, Laptop, etc you have, you can force what frequency you want to connect at. My Dell laptop allows me to force connect either 20Mhz or 40Mhz on 2.4Ghz and 80Mhz only on 5Ghz.
Net56
Oct 06, 2020Aspirant
"I read one comment that when the user selects "36" from the 5G channel selection, that means (literally) 36 and nothing else. When they select a higher frequency, that means everything from 36 up to here. So, selecting 48 would be the only way to get a full 80mb channel."
Thanks for your input! Can you share where you found the comment that you were referencing? I'd be interested to look into this further.
CrimpOn
Oct 06, 2020Guru - Experienced User
Net56 wrote:"I read one comment that when the user selects "36" from the 5G channel selection, that means (literally) 36 and nothing else. When they select a higher frequency, that means everything from 36 up to here. So, selecting 48 would be the only way to get a full 80mb channel."
Thanks for your input! Can you share where you found the comment that you were referencing? I'd be interested to look into this further.
See message #9 in this post: https://community.netgear.com/t5/Orbi/Can-I-set-5GHz-channels-to-40Mhz/m-p/1818758
This was the discussion that caught my eye:
http://www.revolutionwifi.net/revolutionwifi/2013/03/80211ac-channel-planning.html
Alas, I fear my conclusion was invalid. I just now experimented with my Orbi.
Set 5G channel to 36 and WiFi Analyzer reports "Channel 36, 5180. 5250-5170 = 80MH
Set 5G channel to 48 and WiFi Analyzer reports "Channel 48, 5240. 5250-5170 = 80MH
So I am damn confused. It appears (to me) that setting the 5G channel results in the same 80MH channel width no matter what channel it is set to.
- FURRYe38Oct 06, 2020Guru - Experienced User
https://en.wikipedia.org/wiki/List_of_WLAN_channels#United_States
To get a connetion rate of 866Mpbs on the user side of 5Ghz if the wireless device supports that rate, 80Mhz will be needed. Channesl 36 thru 48 do support 80Mhz.
- FURRYe38Oct 06, 2020Guru - Experienced User
Kind of old but still applies for AC:
https://www.smallnetbuilder.com/wireless/wireless-features/32238-ac1900-innovation-or-3d-wi-fi
- Net56Oct 07, 2020Aspirant
Thank you guys for your responses! I really appreciate the time you've taken to help.
One last thought: are you aware of any comperable mesh (SOHO market) systems that come to mind that offer similar functionality out of the box as Orbi systems, but that allow the user to hard-set both center channels and channel widths?