Wireless LAN—Getting Technical
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Increasing bandwidths also increases the probability of inter-
ference by wireless networks in the vicinity. Large bandwidths
reduce the frequency range available to other wireless net-
works in the vicinity.
Allocation of the Wireless LAN Channels in the 2.4-GHz Range
Allocation of the Wireless LAN Channels in the 5-GHz Range
Channel Frequency (GHz) Channel Frequency (GHz)
1 2.412 8 2.447
2 2.417 9 2.452
3 2.422 10 2.457
4 2.427 11 2.462
5 2.432 12 2.467
6 2.437 13 2.472
72.442
Channel Frequency (GHz) Channel Frequency (GHz)
36 5.18 108 5.54
40 5.20 112 5.56
44 5.22 116 5.58
48 5.24 120 5.60
52 5.26 124 5.62
56 5.28 128 5.64
60 5.30 132 5.66
64 5.32 136 5.68
100 5.50 140 5.70 (20 MHz band-
width only)
104 5.52