D-2
Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adapters Installation and Configuration Guide for Windows
OL-1394-07
Appendix D Channels, Power Levels, and Antenna Gains
Channels
Channels
IEEE 802.11a
The channel identifiers, channel center frequencies, and regulatory domains of each IEEE 802.11a
20-MHz-wide channel are shown in
Table D-1
.
Note
All channel sets are restricted to indoor usage except the Americas (-A), which allows for indoor and
outdoor use on channels 52 through 64 in the United States.
Table D-1
Channels for IEEE 802.11a
Channel
Identifier
Frequency
(in MHz)
Regulatory Domains
Americas (
-
A)
Japan (
-
J)
Singapore (-S)
Taiwan (
-
T)
34
5170
–
X
–
–
36
5180
X
–
X
–
38
5190
–
X
–
–
40
5200
X
–
X
–
42
5210
–
X
–
–
44
5220
X
–
X
–
46
5230
–
X
–
–
48
5240
X
–
X
–
52
5260
X
–
–
X
56
5280
X
–
–
X
60
5300
X
–
–
X
64
5320
X
–
–
X
149
5745
–
–
–
–
153
5765
–
–
–
–
157
5785
–
–
–
–
161
5805
–
–
–
–