Tehnoetic TET-N450DB cards are Atheros AR5BXB112 miniPCIe cards sold under our own brand, with a guarantee that the TET-N450DB version ships with the Atheros AR9380 integrated circuit that uses a free software driver; we can make no guarantees that other versions of the AR5BXB112 will ship with the same chipset.
With the Tehnoetic N450 Dual Band Wireless miniPCIe Card for GNU/Linux-libre you can connect to Wi-Fi networks using exclusively free software. With its three antenna connectors having 3x3:3 MIMO and dual channel (2.4/5GHz) configuration, it can reach speeds up to 450Mbps, even in a crowded Wi-Fi zone. You might also be interested in the Wireless USB adapters Tehnoetic N150 Mini, Tehnoetic N150 High Gain Antenna , Tehnoetic N300, and Tehnoetic N300DB.
The Tehnoetic N450 Dual Band (TET-N450DB) card is based on the Atheros AR9380 integrated circuit and works with the free driver ath_9k (GNU GPL v2). Thus you can use it with a completely free GNU/Linux distribution, which has the kernel Linux-libre, clean of the nonfree blobs from Linux. Using the latest versions of the kernel (3.0 or later), the card works out of the box.
Because the driver is free, you can study it and check what exactly it's doing. Moreover, you can modify the way the card works, so it can be an important resource for educational experiments or for your business. With the Tehnoetic N450DB Wireless miniPCIe card, your are in control of your own computer for connecting to Wi-Fi networks too.
Buy it for your laptop! You have a laptop with a Wi-Fi card which doesn't work with free software, it's broken or has only two antenna connectors, while your laptop has 3 internal antennas. The Tehnoetic T400 and Tehnoetic X200 laptops running Libreboot use the Tehnoetic N450DB Wi-Fi card.
Tehonetic donates 10% of the sale profits of this card to a fully free distribution of GNU/Linux at customer's choice. We list the donations on the page Tehnoetic donations.
This is a refurbished card produced by Atheros, and sold by Tehnoetic under its own brand, as a warranty that the integrated circuit works with free software.
|Dimensions||50.80 (L) x 28.92 (W) x 3.3 (H) mm|
|Works with the kernel||Linux-libre, version 3.0 or later|
|Max. transfer speed||450Mbps|
|Antenna||3x U.FL connectors|
|Frequency||2.4 GHz / 5 GHz|