GSM 1900

German: GSM-1900
Japanese: GSM 1900

Communications engineering. Since 1995, the GSM 1900 standard of the second generation of mobile communication systems is optionally available in the USA as an additional GSM standard. Frequencies from 1930 - 1990 MHz are used for the uplink and frequencies from 1930 - 1990 MHz for the downlink.

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