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DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN ETS 300452 [Withdrawn] references following documents:

Document number Edition Title
EN 60950 1992-08 Safety of information technology equipment, including electrical business equipment (IEC 60950:1991, modified) More 
ETS 300453 1996-02 Business TeleCommunications (BTC) - Ordinary and Special quality voice bandwidth 4-wire analogue leased lines (A4O and A4S) - Terminal equipment interface More 
ITU-T G.122 1993-03 Influence of national systems on stability and talker echo in international connections More 
ITU-T M.1016 1988-11 Assessment of the service availability performance of international leased circuits More 
ITU-T O.132 1988-11 Quantizing distortion measuring equipment using a sinusoidal test signal More 
ITU-T O.71 1988-11 Impulsive noise measuring equipment for telephone-type circuits More 
ITU-T O.81 1988-11 Group-delay measuring equipment for telephone-type circuits More 
ITU-T O.91 1988-11 Phase jitter measuring equipment for telephone-type circuits More 
ITU-T O.95 1988-11 Phase and amplitude hit counters for telephone-type circuits More 
ITU-T V.2 1988-11 Power levels for data transmission over telephone lines More