[maemo-developers] [maemo-developers] poor WLAN performance

From: news at pfump.org news at pfump.org
Date: Tue May 9 14:21:56 EEST 2006
Hi,

the power is set to 100mW and will be used for new connections, too
(that's what advanced setting shows). I also tried flashing all the
software images available, they showed the same result.

Thanks,
Martin

Am 09.05.2006 um 13:14 Uhr haben Sie geschrieben:
> Hi, as far as I know you can choose 10mW or 100mW when setting up and
> storing a wireless connection (in advanced preferences). What applies
> for a new connection (not a stored one)?
>
> Maybe it's using 10mW instead of 100mW. Could it be a software bug
> then, instead of hardware? I'm just guessing...
>
> Greets.
>
> On 5/9/06, <a
href='email_neu.php?writeTo=news at pfump.org'>news at pfump.org</a> <<a
href='email_neu.php?writeTo=news at pfump.org'>news at pfump.org</a>> wrote:
> > Hi,
> >
> > no, I really do like the Nokia 770, the idea of an open source
device
> > and everything it stands for. Have been working with OMAP processors
> > for some time and watched the development of the 770 from the very
> > beginning, jealously saw a friend receive a 770 from the first
> > developer batch.
> >
> > Finally got my 770 and was happy with it. For a couple of days. The
> > display broke after turning the machine on. There has been a
discussion
> > about this and seems things like that simply happen. The display is
not
> > an off-the-shelf part with its brilliant resolution. Sadly brought
my
> > device to the Nokia service station and got it back after 5 weeks.
> > Happy for some hours.
> >
> > The WLAN range is simply ridiculous. It works in the same room with
the
> > WLAN router after seeing the "W" flash several times. It barely
works
> > in the next room and it does not work 10m away from the router. I
have
> > tested with various channels, routers, locations, with and without
> > encryption, also tested it in direct compare with another Nokia 770
> > unit (which was fine). Laptops do work from far away. My Nokia 770
> > shows my access point from one block away down the street but it
does
> > not connect until in the same room.
> >
> > Sent it in again and got it back after another 4 weeks. The Nokia
repair
> > receipt says "problem solved". Maybe for Nokia, not for me. Same sad
> > range, now with a unit that has scratches all over the case because
it
> > was poorly packed.
> >
> > It is hard to measure the wide spread WLAN signals. I took a hp
8563A
> > spectrum analyzer and coupled the signal in with a commercial 2.4GHz
> > antenna. It is not a precise measurement but you can clearly see the
> > peaks popping up when transmitting. My Nokia 770 had about 10-15 dB
> > less power than a "normal" 770. I am pretty sure that the last stage
HF
> > amplifier of the WLAN module is broken (bluetooth works fine). Or is
> > there any method to decrease the HF power permanently by software?
> >
> > Is there anyone who could give an advice if there is something I
could
> > do about the problem?
> >
> > I am really disappointed about the whole process. I am ok with
having
> > some problems using new geek stuff, but this is more than what I
would
> > like to handle. Frustrating.
> >
> > Martin Müller
> >
> >
> > _______________________________________________
> > maemo-developers mailing list
> > <a
href='email_neu.php?writeTo=maemo-developers at maemo.org'>maemo-developers at maemo.org</a>
> > <a href='https://maemo.org/mailman/listinfo/maemo-developers<br'
target='_blank'>https://maemo.org/mailman/listinfo/maemo-developers<br</a>
/>
> >
>
>
> --
> (:===========================================:)
>   Alvaro J. Iradier Muro - <a
href='email_neu.php?writeTo=airadier at gmail.com'>airadier at gmail.com</a>
>
>
>
>



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