Radio Channel Frequencies
IEEE 802.11a (5-GHz Band)
The channel identifiers, channel center frequencies, and regulatory domains of each IEEE 802.11a
20-MHz-wide channel are shown in
Table 5
Channel
Identifier
34
36
38
40
42
44
46
48
52
56
60
64
100
104
108
112
116
120
124
128
132
136
140
149
153
157
161
All channel sets are restricted to indoor usage except the Americas (
Note
outdoor use on channels 52 through 64 in the United States.
xx-xxxxx-xx
Table
5-GHz Radio Band
Regulatory Domains
Center
Frequency
North America
(MHz)
(-A)
5170
–
5180
X
5190
–
5200
X
5210
–
5220
X
5230
–
5240
X
5260
X
5280
X
5300
X
5320
X
5500
–
5520
–
5540
–
5560
–
5580
–
5600
–
5620
–
5640
–
5660
–
5680
–
5700
–
5745
X
5765
X
5785
X
5805
X
5.
EMEA
Japan
(-E)
(-P)
–
–
X
X
–
–
X
X
–
–
X
X
–
–
X
X
X
X
X
X
X
X
X
X
X
–
X
–
X
–
X
–
X
–
X
–
X
–
X
–
X
–
X
–
X
–
–
–
–
–
–
–
–
–
IEEE 802.11a (5-GHz Band)
China
Australia
(-C)
(-N)
–
–
–
X
–
–
–
X
–
–
–
X
–
–
–
X
–
X
–
X
–
X
–
X
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
X
X
X
X
X
X
X
X
A), which allows for indoor and
–
5