WLAN RF Design Considerations

[notes]
Higher frequencies exhibit less range and are subject to greater attenuation from solid objects.

2.4Ghz
FCC = 11 channels
ETSI = 13 channels
TELEC = 14 channels (special licensing needed for Channel 14)

UNII-1
frequency - 5.150 - 5.250
channels - 36, 40, 44, 48
UNII-2
frequency - 5.250 - 5.350
channels - 52, 56, 60, 64
required DFS/TPC
UNII-2 (new channels/2004)
frequency - 5.470 -