Way back when Wi-Fi first came out, there were two versions that you could chose from: 802.11a and 802.11b. From a consumer perspective, there wasn’t much difference between the two. Devices based on 802.11b were generally less expensive and more readily available than those based on 802.11a, so the b specification quickly became the consumer standard. 802.11b operates in the 2.4GHz spectrum. These days, it’s getting pretty crowded, and to help address the digital noise that comes with it, 5GHz WiFi is making a comeback. 802.11a (2.4GHz) 802.11a was a standard in 1999 which ...
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