Does Verizon use GSM or CDMA?

In the US, Verizon, US Cellular, and the old Sprint network (now owned by T-Mobile) used CDMA . AT&T and T-Mobile used GSM. Most of the rest of the world used GSM. The global spread of GSM came about because in 1987, Europe mandated the technology by law, and because GSM comes from an industry consortium.

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What is a 2 band radio?

Dual band radios allow for communications on the UHF (ultra high frequency) and VHF (very high frequency) bands in the electromagnetic (EM) spectrum . In amateur radio jargon, the VHF band is called the “2 meter band” and ranges from 144 MHz to 148 MHz.

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