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A.4 Wireless LAN adapter channels
The IEEE 802.11b standard for Wireless LAN allocated the 2.4 GHz
frequency band into 14 overlapping operating channels. Each channel
corresponds to a different set of frequencies. The table below shows the
center frequencies of each channel.
Channel
1
2
3
4
5
6
7
If several Wi-Fi devices are operating in the same vicinity, the distance
between the center frequencies of channels used must be at least 25MHz
to avoid interference.
The number of channels available for the wireless LAN adapter varies by
country/region. Refer to the table below to determine the number of
channels available in your location.
Country/Region (Regulating Body)
Australia (ACA)
Belgium (RTT&E/EMC/LVD)
Bulgaria (RTT&E/EMC/LVD)
Canada (CSA/cUL 950 3rd Edition)
China (MII)
Cyprus (RTT&E/EMC/LVD)
Czech Republic (RTT&E/EMC/LVD)
Denmark (RTT&E/EMC/LVD)
Finland (RTT&E/EMC/LVD)
France (RTT&E/EMC/LVD)
Germany (RTT&E/EMC/LVD)
Greece (RTT&E/EMC/LVD)
Hong Kong (OFTA)
Hungary (RTT&E/EMC/LVD)
Iceland (RTT&E/EMC/LVD)
A-10
Center
Frequency
2.412 GHz
2.417 GHz
2.422 GHz
2.427 GHz
2.432 GHz
2.437 GHz
2.442 GHz
(continued next page)
Channel
8
9
10
11
12
13
14
Available Channels
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 11
Channels 1 to 11
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
Channels 1 to 13
ASUS DiGiMatrix User Handbook
Center
Frequency
2.447 GHz
2.452 GHz
2.457 GHz
2.462 GHz
2.467 GHz
2.472 GHz
2.484 GHz
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