Re: CellHunter legend

2009-11-22 Thread Alex (Maxious) Sadleir
On Mon, Nov 23, 2009 at 3:45 PM, Walery Strauch wal...@online.de wrote:
 Alex (Maxious) Sadleir wrote:
 On Sun, Nov 22, 2009 at 12:39 PM, Walery Strauch wal...@online.de wrote:
 ). In cellhunter, signal strength is defined as (rxlevel / 2) +2

 Where did you find this? In code of cellhunter? Where can I get the
 code?

 where rxlevel is Recieved Field Level as a percentage. So 25 would be
 almost half strength? I'm getting values between 12 and 18 so that's
 not very good but my phone service isn't always stable.

 Is strength a linear function, or some quadratic, logarithmic, ...?
Recieved Field Level is measured in decibels (range of 000 to 127 dBm)
so the strength should be logarithmic.


 What is the maximum?
 52? You would have to be very close to get that, I'm sure.
 How to find out which cell is on house of my neighbor?
 There are some tools for accessing the Cellhunter database at the
 bottom of the website - http://ch.omoco.de/cellhunter/
 I think you would have to download the CSV GPS and plot/filter the
 points to find which cell covers which house.

 I know this tool... But cell I was searching is not there, so I try it
 by my self.

 Has cell on one house only one MNC, or are there splits for the provider?
 Each SIM card can only pick up one MNC/network but one house may be
 covered by several networks/MNC.

 Are there possibilities to find out how much provider are on one house?
OpenBmap have a map for their database:
http://realtimeblog.free.fr/with_osm4.php


 Very very THANKS!

 Walrey ;o)

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Re: CellHunter legend

2009-11-21 Thread Alex (Maxious) Sadleir
On Sun, Nov 22, 2009 at 12:39 PM, Walery Strauch wal...@online.de wrote:
 Hi,

 my CellHunter on SHR (pre-nov2009-core-updates) shows me:

 Provider:       o2 - de (262/07)
 Cell:           A102 / EA0E / 25
 ...

 I was trying to find some documentation about this but in vain...
 So my guess is this:

 Provider:       o2 - de (MCC/MNC)
 Cell:           LAC / cellID / signalStrength

Correct!
 but what says signalStrength?
 Is 25 much?
It comes from the FSO library that allows access to the GSM hardware (
http://git.freesmartphone.org/?p=specs.git;a=blob_plain;f=html/org.freesmartphone.GSM.Monitor.html;hb=HEAD#GetNeighbourCellInformation
). In cellhunter, signal strength is defined as (rxlevel / 2) +2
where rxlevel is Recieved Field Level as a percentage. So 25 would be
almost half strength? I'm getting values between 12 and 18 so that's
not very good but my phone service isn't always stable.

 What is the maximum?
52? You would have to be very close to get that, I'm sure.
 How to find out which cell is on house of my neighbor?
There are some tools for accessing the Cellhunter database at the
bottom of the website - http://ch.omoco.de/cellhunter/
I think you would have to download the CSV GPS and plot/filter the
points to find which cell covers which house.
 Has cell on one house only one MNC, or are there splits for the provider?
Each SIM card can only pick up one MNC/network but one house may be
covered by several networks/MNC.

 Thanks

 Walery ;o)

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 Follow me:
 http://twitter.com/walery

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Re: Power Adaptor.

2009-02-06 Thread Alex (Maxious) Sadleir
It happened to me once too! Australian 240V plug.

On Sat, Feb 7, 2009 at 5:54 AM, Chris Syntichakis ch...@c-64.mobi wrote:


 Hi,

 I had a nice experience with the power adaptor. I just charged the FR and
 after this, I took of the adaptor from the mains. Then accidentally, I
 touched both the pins of the plug (of the adaptor) and guess that.. I felt
 a
 small shock!

 Now, what's this? Bad construction? of they forgot to put a some diodes...?

 chris
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 View this message in context:
 http://n2.nabble.com/Power-Adaptor.-tp2285864p2285864.html
 Sent from the Openmoko Support mailing list archive at Nabble.com.


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Re: GTA02 is now an expensive brick

2009-01-04 Thread Alex (Maxious) Sadleir
On Mon, Jan 5, 2009 at 3:38 AM, Lucas Lacroix raijinse...@gmail.com wrote:


 I'm saddened by the fact that a phone that was supposed to be released to
 the masses can have such a blatant failing. Not only can it NOT turn on when
 the battery has little or no charge, the APM service does not turn the phone
 off to prevent this (note: all OTHER phones I have ever used WILL turn off
 when the battery gets below some critical level).



I'd like to add here that the OTHER phones generalisation probably isn't
correct. My previous handheld device was a Zire 72 Palm Pilot and it does
exactly the same as the Freerunner (allows itself to die only to be saved by
a 16+ hour USB trickle charge) with the notable exception that you
can't access the battery without opening the case.

And my current 3G/UMTS phone has DRM on the powercharger. You can only use
an authorised charger else it shuts down after a minute of charging when
the authentication fails. Feel proud that an Open phone can be powered by
it's own brand, a competing brand (Nokia) or just some wires and common
batteries ;-)
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