farproc

WiFi analyzer

Chinese version                      
Turns you android phone into a handy Wi-Fi analyzer!

Install via Android Market
Download apk file

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WiFi Analyzer FAQ:

* There is a bug in Android system that causes WiFi Analyzer to display old values(SSID, channel etc) after the these settings have been changed! The only workaround now is rebooting your phone! Let's open Issue 5178, star it, comment it and then wait for Google to fix it in a future relase ...


1. What is this app about?
    Wifi Analyzer is a handy tool which helps you to choose a better channel for your wireless router.

2. What is a "Channel"?
    A Wi-Fi channel is a range of radio frequencies that a access point or wireless router uses to communicate with your android phone or other Wi-Fi enabled devices.
    Wi-Fi networks operating on the same channel are forced to share bandwidth.
    Wi-Fi channels are arranged in an overlapping pattern according to IEEE_802.11, and adjacent channels share certain range of bandwidth and interfere with each other.

3. How to choose a right channel?
    First, don't choose the same channel that is used by other networks. Second, don't share bandwidth with others. 

4. How can I know channels usage around me?
    Install "Wifi Analyzer" on your android phone and run it! Switch to "channel graph" view to see the visualized graph.

5. I do not concern any of the tenebrous terms!
    You can use the "channel rating" view! Press "MENU" key, "View", "Channel rating", you'll see a list of ratings of all channels. Press "MENU" again, "Set my AP", choose your router by name and MAC address, you can see the rating of yours. Higher rating means better connection quality.

6. What dos "Set my AP" means in channel rating?
    It means something like "choose my wireless router and compare it's rating with others'". It does not mean "connect to a Wi-Fi network" or "change to another channel" definitely!!

7. How to change to a different channel?
    Wireless router configuration goes beyond this app and FAQ. Please read the manual of your router or google "MODEL_OF_YOUR_ROUTER channel configuration" (Please replace MODEL_OF_YOUR_ROUTER to the real model of your router).

8. What about Ad Hoc?
    Ad Hoc networks are not officially supported by Android, but this application can recognize them("Ad Hoc" in list or dashed line in graph) anyway. I am working on it, may be we can connect to Ad Hoc with Wifi Analyzer later on.

9. Will this app be a paid one?
    No! This app will be free forever, but you can donate if you want.


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Donators(捐助者):

* Steve Carder
* Ramon Gubinas Gomez
* Weiyin He
* R Kent Leonard
* James Morgan
* Merlin Repp
* IQXP Software
* Gerry Kichok
* Othmar Wigger
* Brad Cleaver
* Aaron Johnson
* Michael Miller
* George Buzsaki