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Appendix A

Specifications

Wireless Access Point
Hardware Specifications
CPU AR2312
Radio-on-Chip AR2112
DRAM 8 Mbytes
Flash ROM 2 Mbytes
LAN port 1 x Auto-MDIX RJ 45 for 10/100Mbps Ethernet
Embedded Atheros solution
Network Standard IEEE 802.11b (Wi-Fiâ„¢) and IEEE
802.11g compliance
OFDM; 802.11b: CCK (11 Mbps, 5.5 Mbps), DQPSK (2
Mbps), DBPSK (1 Mbps)
Operating Frequencies 2.412.2.497 GHz
Wireless Interface
Operating Channels 802.11g: 13 for North America, 13
for Europe (ETSI), 14 for Japan
802.11b: 11 for North America, 14 for Japan, 13 for
Europe (ETSI)
Operating temperature 0~55℃
Storage temperature -20℃~70℃
Power Adapter 24VDC 500ma
Dimensions 141mm (W) x 100mm (D) x 27mm (H)
Wireless Specifications
Receive Sensitivity at 11Mbps min. -85dBm
Receive Sensitivity at 5.5Mbps min. -89dBm
Receive Sensitivity at 2Mbps min. -90dBm
Receive Sensitivity at 1Mbps min. -93dBm
Maximum Receive Level min. -5dBm
Transmit Power 18 dBm
Modulation Direct Sequence Spread Spectrum BPSK / QPSK / CCK
Throughput Up to 19 Mbps
A