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Frequency Incompaitiblity?

 
 
Soccrmastr
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      06-01-2007, 12:08 AM
I have a Linksys WRT54GSV2 wireless router which is 2.4GHz. I have it
set to Wireless Channel 11 which is 2.462GHz. I have always had
conneciton problems in a pretty close location around my fathers
computers in his office. I just realized his office phone says
"2.4GHz" as a major feature. This would be good except I remember
reading that there will be interference or something. Is this what is
causing the connection errors? Is there any way I can fix this without
buying new stuff? (I am pretty sure he NEEDS that phone). I guess if
the only alternative is a new router, what is one that will give same
features, speed, and performance but on a different frequency than the
phone? Thanks!

 
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Jeff Liebermann
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      06-01-2007, 01:34 AM
Soccrmastr <(E-Mail Removed)> hath wroth:

>I have a Linksys WRT54GSV2 wireless router which is 2.4GHz. I have it
>set to Wireless Channel 11 which is 2.462GHz. I have always had
>conneciton problems in a pretty close location around my fathers
>computers in his office. I just realized his office phone says
>"2.4GHz" as a major feature. This would be good except I remember
>reading that there will be interference or something. Is this what is
>causing the connection errors?


Possibly. If he's yacking on the 2.4Ghz cordless phone at the same
time as using his wireless router, then it's highly likely. See:
<http://wireless.wikia.com/wiki/Wi-Fi#Interference>
for other sources of 2.4GHz intererence. Some 2.4Ghz phones are worse
than others. The maker, model number, and most important, the FCC ID
number from the serial number tag, will allow me to research what
chipset they use.

>Is there any way I can fix this without
>buying new stuff? (I am pretty sure he NEEDS that phone).


Physical seperation is the fairly tolerable cure. Move the base and
handset to where they're as far apart as possible. However, that's
not much use when he's on a wireless laptop, while yacking on a
cordless phone handset, perhaps 3 ft apart. They will interfere. Ask
him if he hears loud and erratic clicking in the handset.

It's also possible to seperate the frequencies. However, you're
already using the best possible combination. Most of the older FM
cordless phones start selecting frequencies at the bottom of the band
and will tend to congregate in that area. Putting the wireless system
on Channel 11 gives the maximum seperation.

>I guess if
>the only alternative is a new router, what is one that will give same
>features, speed, and performance but on a different frequency than the
>phone? Thanks!


You could buy an 802.11a 5.8Ghz wireless router, but you will also
need to buy corresponding 802.11a client radios for all the computahs.
Too messy and too expensive. It's easier and MUCH cheaper to buy a
new cordless phone on 900MHz or 5.8GHz. Be sure to make sure that the
cordless phone uses 900MHz or 5.8GHz in both directions. There are
few that use 2.4GHz in one direction and that won't work for you.

--
Jeff Liebermann (E-Mail Removed)
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
 
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Soccrmastr
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      06-02-2007, 02:15 AM
On May 31, 9:34 pm, Jeff Liebermann <j...@cruzio.com> wrote:
> Soccrmastr <soccrmast...@gmail.com> hath wroth:
>
> >I have a Linksys WRT54GSV2 wireless router which is 2.4GHz. I have it
> >set to Wireless Channel 11 which is 2.462GHz. I have always had
> >conneciton problems in a pretty close location around my fathers
> >computers in his office. I just realized his office phone says
> >"2.4GHz" as a major feature. This would be good except I remember
> >reading that there will be interference or something. Is this what is
> >causing the connection errors?

>
> Possibly. If he's yacking on the 2.4Ghz cordless phone at the same
> time as using his wireless router, then it's highly likely. See:
> <http://wireless.wikia.com/wiki/Wi-Fi#Interference>
> for other sources of 2.4GHz intererence. Some 2.4Ghz phones are worse
> than others. The maker, model number, and most important, the FCC ID
> number from the serial number tag, will allow me to research what
> chipset they use.
>
> >Is there any way I can fix this without
> >buying new stuff? (I am pretty sure he NEEDS that phone).

>
> Physical seperation is the fairly tolerable cure. Move the base and
> handset to where they're as far apart as possible. However, that's
> not much use when he's on a wireless laptop, while yacking on a
> cordless phone handset, perhaps 3 ft apart. They will interfere. Ask
> him if he hears loud and erratic clicking in the handset.
>
> It's also possible to seperate the frequencies. However, you're
> already using the best possible combination. Most of the older FM
> cordless phones start selecting frequencies at the bottom of the band
> and will tend to congregate in that area. Putting the wireless system
> on Channel 11 gives the maximum seperation.
>
> >I guess if
> >the only alternative is a new router, what is one that will give same
> >features, speed, and performance but on a different frequency than the
> >phone? Thanks!

>
> You could buy an 802.11a 5.8Ghz wireless router, but you will also
> need to buy corresponding 802.11a client radios for all the computahs.
> Too messy and too expensive. It's easier and MUCH cheaper to buy a
> new cordless phone on 900MHz or 5.8GHz. Be sure to make sure that the
> cordless phone uses 900MHz or 5.8GHz in both directions. There are
> few that use 2.4GHz in one direction and that won't work for you.
>
> --
> Jeff Liebermann j...@cruzio.com
> 150 Felker St #D http://www.LearnByDestroying.com
> Santa Cruz CA 95060http://802.11junk.com
> Skype: JeffLiebermann AE6KS 831-336-2558


Thank you very much for this information!

 
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