Hi, I've Atheros board which I believe is one of the best supported by kernel. But have the same issue as Michael does.
kernel: 3.14.13-2
Wi-Fi board:
Qualcomm Atheros AR93xx Wireless Network Adapter (rev 01)
Subsystem: D-Link System Inc DWA-566 Wireless N 300 Dual Band PCIe
Desktop Adapter
Kernel driver in use: ath9k
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Best regards,
Alexander Betaev

