Raytheon cards use 2.4 GHz, not 2.4 MHz.
See http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Linux.Wireless.drivers.html#RaylinkSigned-off-by: NErik Ekman <erik@kryo.se>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>