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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF Z83-532 ; NF ETS 300532:1996-09-01
Digital cellular telecommunications system (phase 2). Support of dual tone multi-frequency signalling (DTMF) via the GSM system (GSM 03.14)

Title (German)

ZELLULARES DIGITALES FUNKKOMMUNIKATIONSSYSTEM (PHASE 2). DUALTON-MULTIFREQUENZ-SIGNALISIERUNGEN (DTMF) UEBER DAS GSM-SYSTEM (GSM 03.14)

Edition 1996-09-01

Original language French

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Terminology

Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF Z83-532 ; NF ETS 300532:1996-09-01 Digital cellular telecommunications system (phase 2). Support of dual tone multi-frequency signalling (DTMF) via the GSM system (GSM 03.14)

Want to learn more?

NF Z83-532 ; NF ETS 300532:1996-09-01
Digital cellular telecommunications system (phase 2). Support of dual tone multi-frequency signalling (DTMF) via the GSM system (GSM 03.14)