How Slow Is Fast?

Sander van Grieken sander at
Thu Jul 3 13:05:23 CEST 2008

> Anyone who has paid attention to this mailing list over the last few
> months has seen the "It doesn't have 3G, it's worthless" messages about
> the FreeRunner. For me (And many, many others) having a fast,
> power-hungry wireless pipe to the phone isn't as important as everything
> else the FreeRunner brings to the table. But I do have a question: What
> kind of thru-put can we expect to see from the GPRS radio in the
> FreeRunner? Is it 2k/sec dial-up speed? I'm interested in any
> information about this radio, theoretical as well as experiential (Now
> that people are getting FreeRunners). I've got some grand plans in the
> works, which may or may not ever come to fruition, but some of the
> design considerations hinge on what kind of bandwidth the GPRS radio
> provides.

AFAIK it is multislot class 10 which means 4 slots of 21.4kbit/s downstream, but in
practice it is max 48kbit/s

> Also, and I know this has been talked about before, but is the final
> word that the GPRS can or cannot be active at the same time as the GSM
> (Class B or whatever it's called)? An ongoing GPRS connection would be
> really nice but if it can suspend/resume decently (Something like v.92
> on modems if anyone remembers those).

Yes, Class B. It means that when you're calling GPRS is disabled.

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