What are the most common CB channels?

Channel usage Channel 19 is the most commonly-used channel by truck drivers on highways, to the point that some radios even have a dedicated button to bring up channel 19 instantly. In many areas of the US, other channels have been used in the past for similar purposes including 10, 17, and 21.

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What band is 400 MHz?

At the 84th Plenary Meeting of 3GPP RAN (3rd-6th June, 2019 in Newport Beach, California), 3GPP approved two new bands in the 400 MHz frequency range: Band 87, from 410-415 MHz uplink and 420-425 MHz downlink . Band 88, from 412-417 MHz uplink and 422-427 MHz downlink .

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What frequency is the 40 meter band?

The 40-meter or 7-MHz band is an amateur radio frequency band, spanning 7.000-7.300 MHz in ITU Region 2, and 7.000-7.200 MHz in Regions 1 & 3 . It is allocated to radio amateurs worldwide on a primary basis; however, only 7.000-7.100 MHz is exclusively allocated to amateur radio worldwide.

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