Thread: Possible End of N900 era on t-mobile US
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pichlo is offline pichlo
2020-08-06 , 20:55
Posts: 6,453 | Thanked: 20,983 times | Joined on Sep 2012 @ UK
#33
Originally Posted by juiceme View Post
So, here is really quick introduction to the different ETSI-GSM generations;

<snip>
In case anyone is wondering why the history starts from 2G, the first generation mobile phones were anaologue. With no scrambling or encryption. You could listen to at least one side of the conversation (because different frequencies were used for up- and downlink) if you had a radio receiver that could be tuned to the relevant frequency. Don't ask me how I know
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