Greatbam
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2008-01-15
, 21:32
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Posts: 8 |
Thanked: 0 times |
Joined on Dec 2007
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#1
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2008-01-15
, 21:43
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Posts: 19 |
Thanked: 2 times |
Joined on Dec 2007
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#2
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2008-01-15
, 22:39
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Posts: 326 |
Thanked: 39 times |
Joined on Jul 2007
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#3
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2008-01-15
, 23:20
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Posts: 35 |
Thanked: 2 times |
Joined on Dec 2007
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#4
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2008-01-15
, 23:50
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Posts: 215 |
Thanked: 44 times |
Joined on Dec 2007
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#5
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2008-01-16
, 00:19
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Posts: 3,401 |
Thanked: 1,255 times |
Joined on Nov 2005
@ London, UK
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#6
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what about going from fcc to EU wifi? isnt there some regulatory difference?
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2008-01-16
, 00:26
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Posts: 4,930 |
Thanked: 2,272 times |
Joined on Oct 2007
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#7
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2008-01-16
, 00:34
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Posts: 3,401 |
Thanked: 1,255 times |
Joined on Nov 2005
@ London, UK
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#8
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According to user reports, the N800's built-in WiFi doesn't see them, but they are little used, so not a big deal.
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2008-01-16
, 10:28
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Posts: 121 |
Thanked: 20 times |
Joined on Aug 2007
@ Amsterdam
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#9
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Yes there is, but going from the US to Europe doesn't contravene any regulations as WiFi in the US is is limited to a subset of the European WiFI channels (1-11 in US, 1-13 in Europe). Worst case you may have trouble connecting to any devices that are using channels 12 and 13 while in Europe.
Now, if you were a European going the other way to the US, that could be interesting...
As to how your N800 decides to use channels 1-11 or 1-13 - it's probably based on language/region settings but I'm not really sure as I've never seen any confirmation of how it's done. All N800 hardware and firmware is the same the world over, so it has to be determined from a user configurable setting... language and/or region seem to be the only obvious choice.
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2008-01-16
, 10:37
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Posts: 121 |
Thanked: 20 times |
Joined on Aug 2007
@ Amsterdam
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#10
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From Wikipedia, there are channels from 1 to 13 on 5 MHz spacing (followed in Japan by a 14th channel spaced 12 MHz up from 13, but you won't get that in any case), with substantial overlap. Each channel has a width of +/-11 MHz at 30dB, and +-22 MHz at 50dB.
In the US, channels range from 1 to 11. That means the top channel in (most of) Europe, 13, is 10 MHz from the highest reachable channel, 11. So some reception, at short range, should be possible, even for channel 13. Expect troubles, but it should work. This is the same basis as the strange channel-hopping order of Kismet; since the channels overlap, you can get some packets while on the wrong channel.
Spain allows only 10 and 11, so no prob; France uses 10-13, meaning around half the APs there will suffer problems.
Disregard this:
If you're going to France, especially, you might try to get some EU firmware. I don't know that there is any, but you should check.
Edit: Didn't see Milhouse's post regarding single firmware.