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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 Z83-544 ; NF ETS 300544:1997-07-01
Digital cellular telecommunications system (Phase 2). Call Waiting (CW) and Call Hold (HOLD) supplementary services. Stage 2 (GSM 03.83)

Title (German)

ZELLULARES DIGITALES FUNKKOMMUNIKATIONSSYSTEM (PHASE 2). ANKLOPFEN (CW) UND HALTEN (HOLD) DIENSTMERKMALE. STUFE 2 (GSM 03.83)

Edition 1997-07-01

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 Z83-544 ; NF ETS 300544:1997-07-01 Digital cellular telecommunications system (Phase 2). Call Waiting (CW) and Call Hold (HOLD) supplementary services. Stage 2 (GSM 03.83)

Want to learn more?

NF Z83-544 ; NF ETS 300544:1997-07-01
Digital cellular telecommunications system (Phase 2). Call Waiting (CW) and Call Hold (HOLD) supplementary services. Stage 2 (GSM 03.83)