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-   -   weak antenna in n800? (https://talk.maemo.org/showthread.php?t=14079)

violent ken 2007-12-30 07:36

weak antenna in n800?
 
hello everybody. is the n800 antenna known to be weak? from rigth beside the wrt54gl router wifiinfo says i only have 71% connection, and it is too slow to use more than 40 feet away. i have pcs and laptop farther away with better signal quality. still love the n800

i will try boosting router power in the settings

GeneralAntilles 2007-12-30 07:43

Re: weak antenna in n800?
 
Odd, my maemo devices have the best wifi reception I've ever seen. They'll pick up at least a half-dozen more APs than any other device can see in any given situation.

xxM5xx 2007-12-30 09:36

Re: weak antenna in n800?
 
My N800 WiFi reception is very sensative...more so than most anything I have owned. I am running my router (Linksys WRT54G) at 1 milliwatt (.001W) xmit power using DD-WRT, and my N800 has no problems communicating.

luca 2007-12-30 10:50

Re: weak antenna in n800?
 
While my n800 wifi is good enough, my other adapters (an integrated ipw2200, a cheap atheros based pc card and an even more cheap rt73 based usb dongle) are much better (they have less problems in locking on a signal and give usually higher speeds).

blackoper 2007-12-30 11:00

Re: weak antenna in n800?
 
put me in the my n800 has crazy range camp and is very sensative

GeneralAntilles 2007-12-30 16:55

Re: weak antenna in n800?
 
Quote:

Originally Posted by luca (Post 117717)
and give usually higher speeds).

As far as I'm aware, speed is actually a bus issue, not a reception issue.

TA-t3 2007-12-30 18:08

Re: weak antenna in n800?
 
My N800 has great wi-fi sensitivity.
As for speed, it's true that it depends on signal strength. The wi-fi driver negotiates a transfer rate which mostly depends on the signal quality (which is again related to signal strength). If you have 'Wifiinfo' installed you can monitor the current negotiated rate (from 54Mb/s and down all the way to e.g. 2Mb/s). Or use iwconfig from the command line.

luca 2007-12-30 21:43

Re: weak antenna in n800?
 
Quote:

Originally Posted by TA-t3 (Post 117880)
The wi-fi driver negotiates a transfer rate which mostly depends on the signal quality (which is again related to signal strength). If you have 'Wifiinfo' installed you can monitor the current negotiated rate (from 54Mb/s and down all the way to e.g. 2Mb/s). Or use iwconfig from the command line.

Oh, I knew that, I was talking about real throughput. E.g. at the same distance from the access point, while I can see an mpeg2 stream (between 5 and 7 Mbps) with my laptop (with any of the adapters mentioned above), with the tablet I cannot even see a downconverted stream at around 1Mbps.
While that could be due to other factors (maybe the wifi adapter sucks too much cpu, maybe they keep the driver secret to try to conceal other defects), the fact that I can associate more easily with those adapters than with the tablet indicates that the much touted n800 wifi performance isn't that spectacular.
Either that or I have been particularly lucky choosing the cheapest adapters I could find that outperform the tablet.

dblank 2007-12-30 22:57

Re: weak antenna in n800?
 
Quote:

Originally Posted by luca (Post 117997)
(maybe the wifi adapter sucks too much cpu, maybe they keep the driver secret to try to conceal other defects)

I wouldn't be surprised, I've not been able to get fast transfers via wifi using any protocol/software, CPU always maxes out.

USB transfers are much faster.

Talon88 2007-12-31 01:21

Re: weak antenna in n800?
 
:::

The Wifi of N800 is quite good.
Looking for something easy like "Silica -- a wireless tool"
So i can Check email on the road. :-P

http://content.zdnet.com/2346-12691_22-53766.html

:::


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