[SWLUG] Re: Motorola SB5100 cable modem

[Foeh Mannay]

Well I use a DECT phone, which I believe is 2.4GHz - the base station
sits on the same unit as my wireless router (802.11b) and neither have
any problems.


On Thu, 2005-03-24 at 00:38, Julian Hall wrote:
> Rhys Sage wrote:
> 
> >the domestic mobile phone runs at
> >2.4ghz. I gather that's the same frequency as the
> >802.11g wifi network.
> >  
> >
> Oops and yes that is the frequency for *cordless* phones in the USA  
> 802.11b & g both use 2.4Ghz.  I don't know what effect a corded phone 
> would have, I exect it would depend on the quality of the wiring and any 
> shielding.  Also some mobile phone networks use the same frequency.  
> This is one option:
> 
> http://www.hyperlinktech.com/web/hc2458-200.php
> 
> Albeit an expensive one for what it does.  This link gives good info on 
> WiFi standards:
> 
> http://www.elcard.fi/standards.htm
> 
> Lots of good info on this one but not much on domestic telephone issues:
> 
> http://www.cisco.com/en/US/products/hw/wireless/ps4570/products_white_paper09186a00801d61a3.shtml
> 
> Obviously lots of people in the US use WiFi so how do they get around 
> it?  What is the shielding like on the phone lines?
> 
> In the USA the information I found says the frequency is between 2400 
> and 2483.5 (same as UK).  I don't know if this width gives enough 
> variance to miss the phone frequency.  I'd assume so or the USA would 
> use a different frequency, as Japan has.
> 
> Kind regards,
> 
> Julian
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