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802.11 Family
802.11 Legacy –
- 2Mb/s
- Fhss
- Circa 1997
- Source of the original band plan for 2.4Ghz ISM band
802.11a –
- 54Mb/s symbol rate,
- 23 Mb/s throughput
- OFDM 8 indoor and 3 outdoor (non-overlapping) channels in the 5Ghz ISM band
- Originally much more expensive to implement that 802.11b