iPhone/Smartphone stuff

Bill McGonigle bill at bfccomputing.com
Mon Aug 4 17:31:40 EDT 2008


On Aug 4, 2008, at 16:19, Ben Scott wrote:

>  This is something I don't understand.  A friend of mine gets his
> mobile phone through work.  It's some kind of BlackBerry.  His
> employer switched from AT&T to T-Mobile.  They're both GSM carriers,
> so I expected them to be about the same.  Yet he says he gets
> significantly worse coverage with T-Mobile than with AT&T.  Anyone
> know why that might be?  Something to do with roaming, perhaps?

AT&T does voice on 850 and 1900MHz, T-Mobile only on 1900MHz.

-Bill

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