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Cisco Aironet 802.11a/b/g Wireless LAN Client Adapters (CB21AG and PI21AG) Installation and Configuration Guide
OL-4211-03
Appendix A Technical Specifications
Power output
Note Refer to Appendix D for limitations on radiated power (EIRP) levels in the European
community and other countries.
802.11a 40 mW (16 dBm) @ 6, 9, 12, 18, 24 Mbps
25 mW (14 dBm) @ 6, 9, 12, 18, 24, 36 Mbps
20 mW (13 dBm) @ 6, 9, 12, 18, 24, 36, 48, 54 Mbps
13 mW (11 dBm) @ 6, 9, 12, 18, 24, 36, 48, 54 Mbps
10 mW (10 dBm) @ 6, 9, 12, 18, 24, 36, 48, 54 Mbps
Note The maximum power setting varies according to individual
country regulations.
802.11b/g 100 mW (20 dBm) @ 1, 2, 5.5, 11 Mbps
63 mW (18 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24 Mbps
50 mW (17 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36 Mbps
30 mW (15 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48 Mbps
20 mW (13 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54 Mbps
10 mW (10 dBm) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54 Mbps
Note The maximum power setting varies according to individual
country regulations.
Operating frequency
802.11a 5.15 to 5.25 GHz in the UNII 1 band*
5.25 to 5.35 GHz in the UNII 2 band*
5.470 to 5.725 GHz in the European band
5.725 to 5.825 GHz in the UNII 3 band*
*Depending on the regulatory domain in which the client adapter is
used
802.11b/g 2.400 to 2.497 GHz (depending on the regulatory domain in which the
client adapter is used)
Usable channels
802.11a 5150 to 5350 MHz and 5725 to 5825 MHz
802.11b/g 2412 to 2484 MHz in 5-MHz increments
Data rates 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps
Modulation Differential binary phase shift keying (DBPSK) - 1 Mbps
Differential quaternary phase shift keying (DQPSK) - 2 Mbps
Complementary code keying (CCK) - 5.5 and 11 Mbps
Binary phase shift keying (BPSK) - 6 and 9 Mbps
Quaternary phase shift keying (QPSK) - 12 and 18 Mbps
16-quadrate amplitude modulation (16-QAM) - 24 and 36 Mbps
64-quadrate amplitude modulation (64-QAM) - 48 and 54 Mbps
Table A-1 Technical Specifications for CB21AG and PI21AG Client Adapters (continued)