Is 4G LTE GSM or CDMA?

4G LTE is neither CDMA nor GSM but a separate cellular technology that provides the 4G migration path to 3G networks on CDMA and GSM tracks. CDMA2000 is the 3G technology on the CDMA track, and UMTS is the 3G technology on the GSM track. Both UMTS and CDMA2000 use the LTE technology for 4G services.

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Does quad band mean 4G?

Refers to a mobile phone that supports the four major GSM frequency bands (850/900/1800/1900 MHz) , making it compatible with all the major GSM networks in the world. The 850/1900 MHz bands are mainly used in the US, while the 900/1800 MHz ones are available in most other countries worldwide.

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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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