Which one of the following has the shortest effective range in free space, assuming that the same transmit power level is used for each?
- An 802.11g device
- An 802.11a device
- An 802.11b device
- None of these answers
Explanation: The 802.11b and g devices operate at 2.4 GHz, which is less affected by free space loss than the 802.11a device, at 5 GHz.
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