Get the answer Nov 20,4: I am going to bet it is actually This is as fast as you can go using a 20mhz channel with no mimo Atheros TP-LINK 150Mbps WLAN. Your card from what I can find supports 40mhz channels so it should go to But if the router or the nic settings are set to force a 20mhz channel then it will only do If it is the router that has this set then your other equipment[…]