|Re: Cell Phone Use Coming for Airbus Fliers|
|Marcus Didius Falco (firstname.lastname@example.org)|
Mon, 21 Feb 2005 02:48:44 -0500
Joseph <JoeOfSeattle@yahoo.com> wrote about Re: Cell Phone Use Coming|
for Airbus Fliers on Sat, 19 Feb 2005 02:13:30 -0800
> On 18 Feb 2005 03:20:02 -0000, John Levine <email@example.com> wrote:
>> Some North American GSM phones can do 800 or 1800, but most can't.
> North American GSM phones cannot do GSM 1800 only GSM "850" or GSM
Some phones are "Tri-band" and include the 1800 band. The ancient
> And before anyone gets upset GSM 800 is the same thing as GSM 850.
The official definition, found at
Global System for Mobile communications, the second generation digital
Refers to a mobile phone able to operate on the three internationally
I believe they are using different parts of the 800-900 band.
In principle the GSM system can be implemented in any frequency band.
GSM 850 824 - 849 MHz paired with 869 - 894 MHz
GSM900 880 - 915 MHz paired with 925 - 960 MHz
GSM1800 1710 - 1785 MHz paired with 1805 - 1880 MHz
GSM1900 1850 - 1910 MHz paired with 1930 - 1990 MHz
In the above bands mobile stations transmit in the lower frequency
In any event, some of the latest phones (such as the new Motorola Razr
To see which companies use which bands, see the following.
GSM Worldwide Live Networks illustrates the spread of live GSM
The file is available to view as a Acrobat PDF file or in HTML.
Download GSM Global Networks on Air (829k PDF).
View GSM Global Networks on Air as an HTML page. (This page is large
United States Networks are identifed as GSM 850/1900, 1900 or as
Those in the UK are identified as GSM 900/1800 or as GSM 1800. Most of
Mobile phones which support transmission and reception of calls on the
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