Community update: The 850 MHz issue
openmoko-comunity at avee.org
Tue Nov 6 17:07:52 CET 2007
On Tuesday 06 November 2007 03:36, Jon wrote:
> I'd suggest everyone find their country on GSM World:
> http://www.gsmworld.com/roaming/gsminfo/index.shtml and check their
> providers. Unfortunately some of the maps don't differentiate between 850
> and 1900 (for example Rogers Wireless in Canada). The other two Canadian
> carriers listed, and the Mexican seem to be 1900 only. So it looks like
> the US just wants to be different, as usual.
Afaik the first GSM phones all used 900Mhz. Some time later the 1800 and 1900
frequencies where added. The 850 frequency was introduced far later, I guess
that's because the 900 band is used for something else in the US, at least, I
hope that's the reason.
More information about the community