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AMPS (Advanced Mobile Phone Service)

AMPS, or advanced mobile phone service, is a type of cellular phone network. It was the leading analog mobile phone network until 2009, which is when carriers switched from AMPS to digital networks such as GSM and CDMA.

What Small and Midsize Businesses Need to Know About AMPS (Advanced Mobile Phone Service)

AMPS was once the primary mobile phone network in the United States for businesses. If your company operated during that period, you would have needed an AMPS-compatible phone to use cellular service.

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