WLAN Frequencies

Standard WLAN IEEE802.11b/g adapters transmit in the 2.4 GHz band, the so called ISM band (Industry, Science and Medical band).

Channel Frequency
12.412 GHz
22.417 GHz
32.422 GHz
42.427 GHz
52.432 GHz
62.437 GHz
72.442 GHz
82.447 GHz
92.452 GHz
102.457 GHz
112.462 GHz
122.467 GHz
132.472 GHz

The 2.4 GHz band runs from 2.4000 GHz to 2.4835 GHz.

IEEE 802.11b (11 Mb/s)
20 dB bandwith is 16 MHz