Tuesday, August 12, 2014

WiFi Adapters for Linux

Finding WiFi adapters for Linux use, especially on "Lightweight Distros" (w-ref), can be a bit challenging at times.  Various chipsets tend to be more compatible than others.  Some WiFi Adapters (and other similar devices) simply do not exist in the eyes of Linux (I've mostly tested Ubuntu based Distros), while others get immediately recognized.

It can get a bit expensive just trying out different adapters, so doing a bit of homework first can be a good idea.  What seems to mainly define what will be recognized is the "Chipset" (as opposed to the manufacturer).  You can find lists of Linux Friendly Chipsets such as this one from wireless.kernel.org

One example I've had really good experience with is this:

TP-Link TL-WN822N v3.0
At <$20, this compact b-g-n- class 300Mbps USB WiFi Adapter is an excellent performer.  It includes a WPS button, a 1.5M USB cable, and is WPA/WPA2 ready.  I've plugged this into Puppy Linux, Lubuntu, and Linux Mint, and it was immediately recognized... no driver installation needed.
For this device, the:
Chipset  = Realtek RTL8192CU

Another example is:

Etekcity SI-7200ND
Apparently out of production now.  Is similar ti the above TP-Link device, but a bit more bulky, but the larger antenna were supposedly to boost the range.  This apparently uses the Ralink 3072 chipset.

:-)

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