[Tip] Improve WiFi performance - AT&T, Rogers HTC One X, Telstra One XL

Hey guys, just wanted to let you know about something I discovered today.
If you're like me and have had considerably worse WiFi performance since switching to this phone, you've probably already flashed new radios and configured your routers channel to 11. These do seem to improve it a bit, but not nearly as good as this next trick.
Go into settings, then Wi-Fi, and hit the menu button and choose advanced. Select Wi-Fi frequency band and change it to 2.4 GHz only. Though I personally have a 5.0 GHz router this has improved my connection to be better than any phone I had previously. I have also selected Best Wi-Fi performance, but that was before I found this. Even without the best performance option this is considerably better.
I hope this helps!
Sent from my HTC One X using xda premium

k4p741nkrunch said:
Hey guys, just wanted to let you know about something I discovered today.
If you're like me and have had considerably worse WiFi performance since switching to this phone, you've probably already flashed new radios and configured your routers channel to 11. These do seem to improve it a bit, but not nearly as good as this next trick.
Go into settings, then Wi-Fi, and hit the menu button and choose advanced. Select Wi-Fi frequency band and change it to 2.4 GHz only. Though I personally have a 5.0 GHz router this has improved my connection to be better than any phone I had previously. I have also selected Best Wi-Fi performance, but that was before I found this. Even without the best performance option this is considerably better.
I hope this helps!
Sent from my HTC One X using xda premium
Click to expand...
Click to collapse
Interesting. I never had any WiFi problems with my HOX. Also I didn't know the phone even had a 5.8Ghz radio. I guess it does. But then I don't see how setting 2.4Ghz manually (as opposed to it automatically choosing which radio to use) is going to help. So I find it weird that its helping you...

It might be because I have both a 5.0 GHz and a 2.4 GHz broadcast from the same router. Honestly I have been seeing a horrible connection from both until I made this switch.
As to why it works? It's like why switching the LTE off saves your battery. Your phone is no longer looking for a connection on a new frequency and focuses more intently on the preferred band. Just my theory. Could be wrong.
Sent from my HTC One X using xda premium

Yeah... IDK about that theory. And what is this channel 11 nonsense?
Sent from my HTC One X using xda premium

k4p741nkrunch said:
It might be because I have both a 5.0 GHz and a 2.4 GHz broadcast from the same router. Honestly I have been seeing a horrible connection from both until I made this switch.
As to why it works? It's like why switching the LTE off saves your battery. Your phone is no longer looking for a connection on a new frequency and focuses more intently on the preferred band. Just my theory. Could be wrong.
Sent from my HTC One X using xda premium
Click to expand...
Click to collapse
5ghz connections suck anyway (as far as distance goes)...always go with 2.4ghz if you can or you are always within close range to your router, then 5ghz works rather well.
Sent from my HTC One X using Tapatalk 2

From where did u select best wifi performance?
Sent from my GT-I9300 using XDA

ECEXCURSION said:
Yeah... IDK about that theory. And what is this channel 11 nonsense?
Sent from my HTC One X using xda premium
Click to expand...
Click to collapse
Channel 11 is a static channel and will often have the least interference. On some routers there is a power amplifier that only works up to channel 10 so better results may occur on channel 10 for some.
@Se23 best Wi-Fi performance is found by pressing menu - advanced in the Wi-Fi settings.
Sent from my HTC One X using xda premium

k4p741nkrunch said:
Channel 11 is a static channel and will often have the least interference. On some routers there is a power amplifier that only works up to channel 10 so better results may occur on channel 10 for some.
Click to expand...
Click to collapse
Right, channels 1, 6, and 11 shouldn't overlap and are all great channels to use. But I'm not following you on channel 11 stuff. Do you have a source? I'm curious.
Sent from my HTC One X using xda premium

ECEXCURSION said:
Yeah... IDK about that theory. And what is this channel 11 nonsense?
Sent from my HTC One X using xda premium
Click to expand...
Click to collapse
Its not nonsense! Its wireless. People really need to understand wireless before trying to fix wireless issues.
You see, WiFi (Wireless Fidelity) transmits data through Radio Frequency (RF) waves. WiFi is most commonly used on unlicensed bands, because it would be a pain for every user to have to license their device before using it on a network. The most common frequency for WiFi is 2.4Ghz, and for a number of reasons. It is a fairly good frequency that offers a decent amount of spectrum. However the problem is that it is the most common. As such, everyone uses it. Cell phones, laptops, wireless APs on roofs used for businesses and WISPs, even some handheld phones, WiFi routers, etc. etc.
The more nodes that use a particular frequency, the more clouded it gets. And this holds true even if you are not connected to that particular network. You could think of it as a large backyard. You want to get from point A to point B. Under normal circumstances, its easy. But throw in a ton of crap and you'll be tripping over balls and who knows what else. In wireless terminology, the amount of junk clogging up the spectrum is called noise floor, measured in -dB. The lower the number, the higher the noise floor. This is opposite of measuring rf signal strength, where the higher the number, the weaker the signal. Still measured in -dB though.
Within a given wireless frequency band, there is a certain width to it. And this is best googled. But for 2.4Ghz, it goes from 2.400Ghz to 2.495. Inside of that band, we have channels. Which can be set at different widths (irrelevant info, as laptops/cell phones only handle 20Mhz wide channels). A spectrum analyzer (I have one) will tell you which channels are most used. My bet would be that the lower channels, like especially channel 6 would see the most use. And then other channels, not so much. So, the idea is to find a channel with minimal usage and use that.
Now, as for WiFi problems with the HTC one X, troubleshoot troubleshoot troubleshoot. Be aware it may not be a problem with the HOX. Wireless has limitations because its wireless. Things block the signal. A lot of people post about amazing speed gains from changing this or that, when truth be told, your speed is no faster than the speed behind your gateway. Most my connections, I have no problem. If I was connected to a 50Mbps fiber line, I might complain about WiFi speed. Maybe.
Those still having problems, if they cannot pin point the problem, you can try using the "best WiFi" setting. That increases WiFi performance, but at the cost of higher battery usage. Still worth a try. Also be aware that people have been complaining about hardware issues on the HOX. If I recall correctly, WiFi antenna not connected properly. Hardware issues cannot be fixed through software.
Lastly if your router can do 5.8Ghz and the HOX can also do 5.8Ghz, set it to lock on 5.8Ghz and give it a try. 5.8Ghz is a great band for fast, reliable data connections. However it does not handle interference as well. On longer distances, anything even approaching the fresnel zone and you're going to have problems.

I can confirm that when using wifi analyzer, my router's 5ghz band has lower signal strength compared to the 2.4 ghz band and the 5 ghz band gets considerably worse if I go to the next room and the wifi signal fluctuates. I did not see any improvement with the new radio also. But when I am using the 2.4 ghz band I get full bars in places where my 5ghz band would fluctuate from 0 to full bars and cut my Internet connection intermittently.
Thanks OP for the suggestions.
Sent from my HTC One X using Tapatalk 2

pavankvn said:
I can confirm that when using wifi analyzer, my router's 5ghz band has lower signal strength compared to the 2.4 ghz band and the 5 ghz band gets considerably worse if I go to the next room and the wifi signal fluctuates. I did not see any improvement with the new radio also. But when I am using the 2.4 ghz band I get full bars in places where my 5ghz band would fluctuate from 0 to full bars and cut my Internet connection intermittently.
Thanks OP for the suggestions.
Sent from my HTC One X using Tapatalk 2
Click to expand...
Click to collapse
Yes, and this is simply due to the nature of 5.8Ghz, and how higher frequencies have less penetration power, whilst having a smaller fresnel zone. 2.4Ghz will do a lot better job burning through walls than 5.8Ghz. Because remember, technically speaking, all WiFi is Line Of Site.

I jsut got a One X+ and discovered the poor WiFi coverage. (Already posted about it in ONe X+ forum). And I used an analyzer to see that as expected 2.4 ghz is much stronger. But don't you lose bandwidth capability when you aren't using "dual band" with wireless-N dual band routers. Even so, I wouldn't care. It seems I lose connectivity briefly in areas of my house I don't with any other device. We have a 5.6Ghz wireless phone system (wasn't in use though when I have problems). But maybe the issue is as the 5.6 falls out of range, the phone is having to reconnect to the 2.4. When use SpeedTest and running it 10 times in a row walking around in a small area and even standing still, but in an area that is on the 'fringe' of 5.6 range, the phone is erratic. Drops connection, regains it with 100% strength. I think it is the switching back and forth?
Yet when I go into settings and select 2.4 only, or even 5.6 only, I can't authenticate to my router anymore!

Related

[Q] Fasted wifi speed?

Hello,
I've just upgraded my home router, in order to speed up and future proof my home network, I've upgraded from a netgear DG834GT to a DGND3700, (mainly to add faster wifi and 1Gb ethernet).
On my old router my wifi connection from my phone was always 72Mbps. So I installed the new router and configured it to what I think is all the max settings, however my initial wifi speed on the phone was a lower 65Mps!?
After a while I realised that if I switched the phone wifi setting to max performance it would achieve 72Mbps (even though before with the older router it could always achieve this speed with this setting the other way). I'm no means an expert on wifi..etc.(clearly) can anyone explain... (please)
Another question is, what is the fastest speed anyone has had wifi running on the Desire S?
My new(ish) laptop manages to get a 300Mpbs wifi link to the new router! am I missing some configuration option?
Thanks
I've only had 72 mbps too, with a WNDR4000 -
I've tried setting the router's 2.4gHz to deliver it as fast as 300 mps or at 145 - makes no difference just 1.5 metres from the router.
I don't know if there's any way to set the Desire S to find the 5Ghz signal.
Disappointing
What do you use to check the speed ?
Edit : Also what is your normal broad band connection supposed to be?
I'm on 16 Mb line with Sky and phone pulls in at 8.21 Mbps over wifi
Just checked on WIFI settings on phone and for Sky it says 54Mbps with singal strength as excellent
i dont know much about this topic but have you tried setting the channel to auto,transmit power to 100%,turned on 802.11n?
As far as I'm aware, the Desire S is only officially wireless G protocol so 54mbps theoretical max.
However, it may be like the older HD2 which has, albeit by method of registry change, wireless N support.
Elcs said:
As far as I'm aware, the Desire S is only officially wireless G protocol so 54mbps theoretical max.
However, it may be like the older HD2 which has, albeit by method of registry change, wireless N support.
Click to expand...
Click to collapse
it is officially capable of 802.11n
http://www.htc.com/www/smartphones/htc-desire-s/#specs
http://www.gsmarena.com/htc_desire_s-3776.php
kartkk said:
it is officially capable of 802.11n
http://www.htc.com/www/smartphones/htc-desire-s/#specs
http://www.gsmarena.com/htc_desire_s-3776.php
Click to expand...
Click to collapse
Duly noted.
Now I'm disappointed with 65mbps from my TP Link TL-WR1043ND
Did you solve youre problem?
I have the same HTC en the same router and the same poor results!
People need to stop reviving these old threads!
Sent from my HTC Desire S using xda premium

REALLY poor wifi signal...

hey guys, i'm not sure if this is my router's issue or an issue with the nexus s.
when im in the same room as my computer, i get full wifi signal, but when im maybe 15meters away, i get 1 or 2 bars MAX.. i'm constantly losing signal watching youtube, or just browsing the web.
btw i live in an apartment. any ideas if this is a problem with the router or with my phone?
CORRECTION:
actually about 10m
I saw another thread saying use channel 6 on router. Can't personally confirm. I have differing Wi-Fi strengths depending on the ROM I'm on.
Sent from my Nexus S using XDA App
trouble shoot with another android phone. the nexus s has the worst wifi reception out of the 3 phones in my house. (ns4g, htc evo, droid x)
unfortunately this is the only smartphone in the house...
i'm also completely stock, never rooted
my wifi channel is set to 6 and automatic :/
Wifi analyzer from the market will tell you which channels are best to use for your router
Sent from my Nexus S 4G using xda premium
I had set my channel to 14 to get better range
Unfortunately, Nexus S wi fi just sucks

Infuse internet speeds (Network and Wi-Fi)

Hello, I am having some issues with my Infuse. When I am connected to my Wi-Fi, Browsing the web is very sluggish and YouTube videos are pretty much out of the question for me. I'm just wondering if this is a hardware malfunction or just the infuse in general? Is there any kind of tweaks that I can use to speed up the internet connectivity via Wi-FI? Or something I can do to my router settings to speed this up? I can sit right next to my wireless router and it still doesn't do any good. The speeds I am getting on speedtest.net mobile app are:
Wi-Fi = Ping: 71ms DL: .43Mbps UL: 1.11Mbps,
AT&T 3g(I do not have 4g connectivity where I am at) = Ping: 181ms DL: 2.77Mbps UL: .62Mbps
Laptop on Wi-Fi = Ping: 52ms DL: 5.27Mbps UL: 2.48Mbps
*NOTE* This is on the same wifi connection and on the same server.
Change your modem to KK3 and set your router to WPA2 encryption cause wep is junk
Which Modem+ROM+Kernel is OP currently using please?
Not exactly sure on which modem or kernel right now as I'm at work, can look when I get home. I am on the infused v2.2.3 rom by gtg. Whatever his rom comes with is what is on my phone. I will also try those router settings when I get home, thanks for the replies.
Sent from my SAMSUNG-SGH-I997 using XDA App
Well I believe it's KI3... and infused kernel.
So all I can say is the modem you have is what works best for me, so that's fine, although some people report that KK3/4 work better for them.
As far as the rom goes, gtg does BRILLIANT work and I have much, much respect. For my particular Infuse 4G and location, however, I never got good Wifi results with Infused. Don't know why.
You'll find differing opinions everywhere, but I have the best wifi reception with MIUI, but there are too many other things about MIUI ROMs that bother me, so I don't use them. I find it unstable...CM7 is also great on wifi for me.
If you can't get results with infused, try another rom!
For network, try APN trick or Thunderbolt...
hope you work it out!
Well today while I was on my break I did another speed test and got pretty amazing speeds for AT&T 3g. So I think my issue is just wifi. Is there a thread you could point me towards to try flashing another modem to see if it fixes my issue? What exactly does the modem control?
Sent from my SAMSUNG-SGH-I997 using XDA App
diablo009's CWM-flashable modem thread is stickied in Dev.
http://forum.xda-developers.com/showthread.php?t=1342978
To be honest the question you're asking is a bit above my understanding, but from what I can gather:
-Modem is a piece of firmware that interacts with the radio hardware in the phone
-Affects signal strength and performance, data speeds, can affect battery drain because certain modems will tax the battery more/less
But not sure about wifi effects, really. In any case, I've always found that switching ROMs and kernels is the only way to achieve any significant improvement in wifi performance...but that's just my experience.
Thank you for your help. I will try a different modem and/or rom and/or kernel and post my results after doing so. Hopefully I can solve this issue. I just don't understand why I get good data speeds when connected to 3g with a good signal but when I am at home on Wi-Fi it just craps out. Again thanks for all the replies.
Just flashed KK3 and although I am getting better wireless reception, the dl and ul speeds are still the same. Give or take a little bit. Is it plausible that this is a hardware issue?
Yes it's plausible. But probably not really one you can do anything about.
The infuse's wifi reception seems to be a weak point of the phone, at least against other phones that have been in my house connected to my router. Maybe poor internal antenna quality/placement?
Best option is to play around with different ROM/Modem/Kernel combos until you find one that works for you, imho.
Another thing you might try (I did) is putting a higher gain antenna on your router. Most stock router antennas are between 2-5 dBi... you can find indoor ones up to around 10 dBi...
I think of it using a metaphor: wireless signal = sound waves
The router is trying to talk to the Infuse, but the Infuse is hard of hearing, so the sound (signal) isn't getting received very well. Ideally, I'd like to get the Infuse new ears or a hearing aid... but since that's not possible... I'll just give my router a megaphone (antenna) so it can shout a louder (stronger) signal.
...That was a bit silly, actually... hehe.
Anyways, good luck! I relate to this issue cause I've been there many a time.
Well it can't possibly be my wifi router or isp. The download speeds on my laptop are pretty good. I get good wifi reception on my infuse(full bars) but my dl and ul speeds are just crap. My brother has a cheap android phone on boost mobile and when I run a speed test with his phone on the same wifi network I get around 3Mbps down. It must be a hardware faulty. Is there anything else that I could try other than a different rom/kernel/modem? Anybody know how much Samsung charges for repairs?
Don't blame your phone or rom to quick. I noticed my problem came from the Internet itself. I had to call att to fix my slow speeds by resetting my connection on their side. It could always be the Internet providers fault as far as your wifi goes, and network is a whole other story.
Sent from my SAMSUNG-SGH-I997 using xda premium
slider2828 said:
...and set your router to WPA2 encryption cause wep is junk
Click to expand...
Click to collapse
wow, I didn't know that.
I changed my home's router to WPA2 and the speed improvement on my Infuse is shocking. Switched back/forth a number of times to verify and download speeds went from 7-8Mbps to 14.2Mbps. I feel stupid but am happy nevertheless.
thanks!
(ha, now everyone in my family will have to change their device security...xbox (son1), Playstation (son2), AppleTV(me), iP4s(son2), laptop(2, wife), nook color CM7 (me), imac(me) and I'm sure there's more!!!)
You should always use WPA2 when securing your internet connection over your router regardless of what you use your internet for. This is how we keep assholes from stealing our internet connection. Always run a speed test from www.Speedtest.net to be sure your getting your max mbps you payed for, otherwise make the call to Whoever, At&t f'd my line up yet again saying something about my modem wasn't updated which is complete bull**** cause they never send out modem updates, and my speed was running at 0.91mbps instead of 6.56mbps, said I needed to reset my modem and took me through a 30min process just to get my speed back to 6.56mbps.
Having a Dual Band Router and Dual Band Internet card may provide even better results. You can always use 1 of the bands and have your family use the other band.
Well I just can't find an issue with my actual internet. My computer gets decent speeds. My Xbox gets an awesome connection when I play it. My brothers crap android phone even gets better speeds when I run a speed test on it. I just don't understand why it would do it to my phone. I will see how wpa works here in just a bit but I don't see it fixing my issue.
Sent from my SAMSUNG-SGH-I997 using XDA App
Is there anyway to change any wifi settings on the phone itself? Other than the options in the settings menu?
Sent from my SAMSUNG-SGH-I997 using XDA App
Your phone doesn't allow you to really change any major Wifi settings, Just add Network connections. Any settings would have to be changed on the routers settings itself. Sorry I couldn't be much of help.
Edit: Woops! Actually if you open up the Wifi Settings and tap the menu button click advanced. It allows for extra settings for setting up a connection. Might help you if you need to put in a specific port, DNS server, Proxy, Static Ip, Ip Address and etc.
Any help at all is a lot for me. I'm just going to have to conclude this as a hardware issue. I just don't see how though. Thanks to everyone who has replied, one thing I learned is how much a difference WPA2 security makes haha.
Sent from my SAMSUNG-SGH-I997 using XDA App

Wifi-N problems

I have Edimax BR-6324nL router which is Wifi-N tecnology capable, But my Inspire is unable to connect to this router if I set it up to N only. It just connect to the previous tecnologies like G at 54MBps.
When the router is set up to N only my network appear in my inspire but it just say connecting and then disconnected.
Just with this router or you don't see other N wifi neither? What radio do you have?
Sent from my HTC Inspire 4G using XDA App
elbermu said:
Just with this router or you don't see other N wifi neither? What radio do you have?
Sent from my HTC Inspire 4G using XDA App
Click to expand...
Click to collapse
I haven't tried with another router, all router I have access to around here are B/G only. I have a Wireless USB adaptar that is N, So I will connect it in AP Mode, and will try with it.
I Have the Android Revolution HD 6.3.1 with the 12.65.60.29_26.14.04.28_M Radio recomended by mike1986.
Problem solved. I tried with my USB adapter and it wasn't able to connect in N only mode. I sent an email to Edimax and they give me a solution. It was password encryption problem. N standard need the WPA2-AES to work fine. I just set the password to this standard and problem solved.
Wifi-N standard is working fine, but I just get 65/72Mbps. and signal coverage is not what I expected. it is less as what I got with my Aspen which is just B/G standard.
if anything else is connected to this router via b or g it will scale the speed down to them. Also how are you testing the speeds of your connection?
I have my N router setup for backwards compatibility and the best I connect at is 65mbps. With wireless N, speed is faster, but range is shorter, it does not penetrate walls as well, and it is more susceptible to interference. I had to move my router to a more centralized location and I have not had problems since.
Sent from my HTC Inspire 4G using Tapatalk
Darunion said:
if anything else is connected to this router via b or g it will scale the speed down to them. Also how are you testing the speeds of your connection?
Click to expand...
Click to collapse
Nothing else with backward standard is connected, since I have it set up to N only. But the thing is that I have more or less the same signal coverage than before when I had my Aspen which is B/G only. In any case I should have more coverage that what I had with the G standard with my Aspen, and it is practically the same or less. According with Edimax website in N standard the speed is up to 6 time and coverage up to 4 times.
The speed is showed in the Wi-Fi connection in the device. Just go to wi-fi settings and hit the active wi-fi connection and a pop-up windows will appear with the info.
But according to my research, the speed limitation to 72MB is due to the 20mhz of channel width of the Inspire. I connected a USB Wi-Fi adapter and it is at 40mhz and it connect at 135MB.
Anyway my major concern is not about connection speed is about signal coverage that is not what I expected. Anyway I will try with another wireless device to see if the speed range issue is the router or my Inspire.
Sent from my Inspire 4G using XDA App
fernandezhjr said:
I have my N router setup for backwards compatibility and the best I connect at is 65mbps. With wireless N, speed is faster, but range is shorter, it does not penetrate walls as well, and it is more susceptible to interference. I had to move my router to a more centralized location and I have not had problems since.
Sent from my HTC Inspire 4G using Tapatalk
Click to expand...
Click to collapse
uhh. It is not supose that the N standard range be shorter. As far as I am aware of, this is in the 5GHZ signal, but my router only work at 2.4ghz
Sent from my Inspire 4G using XDA App
what channel is your WiFi running on? for some strange reason if i run mine on a channel >10 my Inspire doesn't pick it up...any other channel and it's good
nehrou said:
what channel is your WiFi running on? for some strange reason if i run mine on a channel >10 my Inspire doesn't pick it up...any other channel and it's good
Click to expand...
Click to collapse
Channel 11

Wireless N

I ended up having to use mixed mode on my router here at home. Was curious as to if anyone knew how to tell if I'm running (i727 AOKP right now) on 802.11n or 802.11g? I know that my macbook shows that I'm running on N, and I know that my girlfriends Dell *the reason why I have to use mixed mode* shows that she is running on G. But what is my skyrocket running on?
Thanks in advance
It supports a/b/g/n.
God promised men that he'd put beautiful women in all corners of the world. Then he laughed and laughed and made the world round
jd1639 said:
It supports a/b/g/n.
God promised men that he'd put beautiful women in all corners of the world. Then he laughed and laughed and made the world round
Click to expand...
Click to collapse
This is true... But as a network the radio would pick a/b/g/n as a preferred connection type.
This is what I'm trying to find out.
Sent from my SGH-I727 using Tapatalk 2
If you go to WiFi then advance there is a option to have it use 2.4 or 5ghz....also if you long press on the WiFi connection that's active and go to edit and check show advance and scroll down it will show you link speed
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2
You should also be able to log into your router and see which band your phone is connected to.
StolenVW said:
If you go to WiFi then advance there is a option to have it use 2.4 or 5ghz....also if you long press on the WiFi connection that's active and go to edit and check show advance and scroll down it will show you link speed
Sent from my SAMSUNG-SGH-I727 using Tapatalk 2
Click to expand...
Click to collapse
So we all understand abgn is all the same frequency just different channels and packet packaging. I would recommend you use the 5ghz band if possible. As the 2.4 has push power through walls but is interfered with by anything electrical really...
Access points can only support the weakest link so if your using N on your laptop than your connected with old something using g then you will all use g
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Tweakecho said:
So we all understand abgn is all the same frequency just different channels and packet packaging. I would recommend you use the 5ghz band if possible. As the 2.4 has push power through walls but is interfered with by anything electrical really...
Access points can only support the weakest link so if your using N on your laptop than your connected with old something using g then you will all use g
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Click to expand...
Click to collapse
Half of this is right... abgn is not the same frequency different channels, 802.11 bgn is 2.4 and 802.11an is 5ghz, n-mode being compatible in both bands. Combined, u get an 802.11abgn radio that is capable of usage in both 2.4 and 5ghz bands.
Yes 2.4 does receive interference from CERTAIN electrical devices but its capacity is far greater than 5ghz, due to physics and the lengths of the wavelengths.
icenight89 said:
Half of this is right... abgn is not the same frequency different channels, 802.11 bgn is 2.4 and 802.11an is 5ghz, n-mode being compatible in both bands. Combined, u get an 802.11abgn radio that is capable of usage in both 2.4 and 5ghz bands.
Yes 2.4 does receive interference from CERTAIN electrical devices but its capacity is far greater than 5ghz, due to physics and the lengths of the wavelengths.
Click to expand...
Click to collapse
Now again i will state if you can go N only for best possible through put, what happens is your router will pick the best channels to use 2.4 or 5 and use two of them to make magic, like he said above 5ghz has better channels as they are only 20mhz wide not 40 like 2.4. So with less interference from other devices if you have a LOS then 5ghz will perform better. (hardware limitations not taken into account)
its capacity is not greater than 5ghz, you should re think your physics... think of it this way...the cable that you plug into your router/computer etc.
CAT5E cable is 100MHZ maz speed of 100/mbps
CAT6 Cable is 250mhz max speed of 1000mbps
CAT6A Cable is 500mhz max speed of 10Gbps all cables are almost the same thing...4 pairs of twisted wire the higher the frequency the greater the bandwidth (wider the highway)
see the escalation here?
As far as interference goes, microwaves, Xbxox controllers, Bluetooth, "Older" tv's with CRT, cordless phones, baby monitors, wireless security systems, ?? have i mentioned enough normal things in peoples houses? any electric "motor" such as fans for example. all interfere on the 2.4 range of frequencies.

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