Scanning for networks reveals nothing - USB WiFi Card (Edimax EW-7711USn)

[SickBubblegum]

Description of my problem :
When in trying to scan for networks around me by typing " airodump-ng mon0 " it just dont show anything .


Here are my steps :
1. airmon-ng
2. airmong-ng start wlan0
3. airodump-ng mon0

Details:

- BackTrack version : BT5r1-GNOME-32
- BackTrak Installation : Running it with VMWare Workstation 8 (8.0.2 build-591240)

Here is the output of some basic commands:


By albert75355 at 2012-03-17

and

Dmesg - Its very long so I upload it to Mediafire as txt file : http://www.mediafire.com/?n0tc6k9r22kma1y
Here is a link for the file scan : https://www.virustotal.com/file/eb51...is/1331988577/

Little notice :
The Edimax EW-7711USn , its led always blinking very fast when I'm using it on my Win7 32bit system
but when i connect it with BackTrack5 R1 - Gnome , its blinking only once in 5sec

I have found similar issues here:
http://www.backtrack-linux.org/forum...ad.php?t=31264

[SickBubblegum]

looks like no one can help me :[
so im considering buying : Alfa Networks 1000mW USB WiFi ADAPTER AWUSO36H or Alfa Networks 2000mW USB WiFi ADAPTER AWUSO36NH
which one is better and easier for use ?
I want to buy one of those too(AWUSO36H or AWUSO36NH) it but don't know which one to buy because afraid to face alot of issues with it :\