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All contents are Copyright © 1992–2006 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
Item
Specification
Frequency Band
Americas (FCC)
and Operating
● 2.412 to 2.462 GHz; 11 channels
Channels
● 5.15 to 5.35, 5.725 to 5.825 GHz; 12 channels
China
● 2.412 to 2.472 GHz; 13 channels
● 5.725 to 5.825 GHz; 4 channels
ETSI
● 2.412 to 2.472 GHz; 13 channels
● 5.15 to 5.35 GHz; 8 channels
● 5.470 to 5.725 MHz; 11 channels
Israel
● 2.432 to 2.472 GHz; 9 channels
● 5.15 to 5.35 GHz; 8 channels
Japan (TELEC)
● 2.412 to 2.472 GHz; 13 channels Orthogonal Frequency Division Multiplexing (OFDM)
● 2.412 to 2.484 GHz; 14 channels Complementary Code Keying (CCK)
● 5.15 to 5.25 GHz; 4 channels
Japan-P (TELEC 2 [Japan2] Cnfg)
● 2.412 to 2.472 GHz; 13 channels Orthogonal Frequency Division Multiplexing
Korea
● 2.412 to 2.472 GHz; 13 channels
● 5.15 to 5.35, 5.46 to 5.72, 5.725 to 5.825; 19 channels
North America
● 2.412 to 2.462 GHz; 11 channels
● 5.15 to 5.35, 5.725 to 5.825 GHz; 12 channels
Singapore
● 2.412 to 2.472 GHz; 13 channels
● 5.15 to 5.35, 5.725 to 5.825 GHz; 12 channels
Taiwan
● 2.412 to 2.462 GHz; 11 channels
● 5.25 to 5.35 GHz; 7 channels
● 5.725 to 5.825 GHz; 4 channels
● 802.11a: 12 channels (FCC; other regulatory domains support different
Non-
Overlapping
numbers of 802.11a channels)
Channels
● FCC currently supports 12 non-overlapping channels, with potentially up
to 23 channels via a future firmware release depending on FCC rules
Wireless
● 802.11a: OFDM
Modulation
● 802.11g: Direct sequence spread spectrum (DSSS); OFDM
Receive
802.11a
Sensitivity
● 6 Mbps: –87 dBm
(Typical)
● 9 Mbps: –87 dBm
● 12 Mbps: –85 dBm
● 18 Mbps: –84 dBm
● 24 Mbps: –81 dBm
● 36 Mbps: –78 dBm
● 48 Mbps: –73 dBm
● 54 Mbps: –72 dBm
Available
802.11a:
Transmit Power
OFDM:
Settings
● 17 dBm (50 mW)
(Maximum
● 15 dBm (30 mW)
Power Setting
will Vary by
● 14 dBm (25 mW)
Channel and
● 11 dBm (12 mW)
According to
● 8 dBm (6 mW)
Individual
Country
● 5 dBm (3 mW)
Regulations)
● 2 dBm (2 mW)
● –1 dBm (1 mW)
Range
Indoor:
802.11g
● 6 Mbps: –90 dBm
● 9 Mbps: –84 dBm
● 12 Mbps: –82 dBm
● 18 Mbps: –80 dBm
● 24 Mbps: –77 dBm
● 36 Mbps: –73 dBm
● 48 Mbps: –72 dBm
● 54 Mbps: –72 dBm
802.11b:
802.11g:
● 30 mW (15 dBm)
CCK:
● 100 mW (20
● 20 mW (13 dBm)
dBm)
● 10 mW (10 dBm)
● 50 mW (17 dBm)
● 5 mW (7 dBm)
● 30 mW (15 dBm)
● 1 mW (–1 dBm)
● 20 mW (13 dBm)
● 10 mW (10 dBm)
● 5 mW (7 dBm)
● 1 mW (0 dBm)
Outdoor:
Data Sheet
802.11b/g:
3 channels
Page 5 of 8
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