User's Manual

152 WLAN Specifications
WLAN Specifications
Specifications
Item Specification
Type of network The Atheros AR9280AL1E (AR5BHB92) Half Mini-Card Wireless network card con-
forms to IEEE802.11a, IEEE802.11b, IEEE802.11g, and IEEE802.11n, Wi-Fi based*
Transfer rate (Automatic switching) 54 Mbps maximum data rate (IEEE802.11n to be determined
Active frequency
• 802.11n (draft): 2.4 GHz or 5 GHz
• 802.11b/g: 2400~2473 MHz
• 802.11a: 4900 ~ 5850 MHz
Typical operating distances**
• 802.11a: 40 ft. (12 m) @ 54 Mbps; 300 ft. (91 m) @ 6 Mbps
• 802.11b: 100 ft. (30 m) @ 11 Mbps; 300 ft. (91 m) @ 1 Mbps
• 802.11g: 100 ft. (30 m) @ 54 Mbps; 300 ft. (91 m) @ 1 Mbps
• 802.11n (draft): Operating distance to be determined upon release of standard.
Number of channels
• 802.11a: 8 independent channels
• 802.11b/g: 11 channels, 3 non-overlapping channels
• 802.11n (draft):
2.4 GHz - 3 non-overlapping channels when Channel Bonding is not used; 2
non-ov
erlapping channels when Channel Bonding is used.
5 GHz - 12 non-over
lapping UNII channels with or without Channel Bonding
Security Encryption Types - WEP, TKIP, AES***, WPA, WPA 1.0, WPA 2,CCX compliant
Encryption Key lengths Supported: 64 bits and 128 bits 802.1x/EAP
Maximum recommended number
of comput
ers to be connected over
wireless LAN (during ad hoc
connection)
10 units or less ****