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Full-duplex analog mobile radio communication system From Wikipedia, the free encyclopedia
The Advanced Mobile Telephone System (not to be confused with Advanced Mobile Phone System) was a Zero Generation (0G) method of radio communication, launched in 1965 in Japan and mainly was used in Japanese portable radio systems in the 1960s and '70s.[1] Like its successor, HCMTS, it operated on the 900 MHz band.
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