Sonnet Technologies on Thursday unveiled the Aria Extreme N PCI, a new 802.11n PCI/PCI-X card that provides high-speed wireless communication for Powe Mac G4 and G5 computers. Sonnet advertises that the adapter offers twice the range and 2.5 times the speed of a conventional 802.11g card, communicating over three antennas. The Aria Extreme N PCI card is selling for $100, and is available from Sonn
