Top of the Wireless Back Door
The Wireless Back Door
The Wi-Fi Back Door

Wi-Fi is short for "Wireless Fidelity".  It's a low-powered connection to exchange data over a short distance. These channels are officially known as "unlicensed spectrum".

The Wi-Fi Frequency Bands and Channels for US Consumers:

  • 2.4 GHz
    • 2,400 MHz to 2,500 MHz
    • 12 Channels US, 13 or 14 Channels in other parts of the world

  • 5 GHz
    • 5,000 MHz to 5,900 MHz
    • 50 Channels

  • 6 GHz
    • 5,900 MHz to 7,200 MHz
    • 100-200 Channels
    • This band has been assigned by the FCC but is not yet in use
The Wi-Fi Technologies:
  • 802.11
    The engineering standard for Wi-Fi

  • 802.11b/g/n/ax
    Normal speeds at 2.4GHz

  • 802.11a/h/j/ac/ax
    Higher speeds at 2.4GHz or 5GHz

  • 6e
    The next generation of Wi-Fi (not to be confused with 6G Wireless) with connection speeds that can accomodate 5G Wireless speeds.