NA 022

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

DIN ETS 300540 [Withdrawn] references following documents:

Document number Edition Title
ETS 300085 1990-12 Integrated Services Digital Network (ISDN); 3,1 kHz telephony teleservice; attachment requirements for handset terminals More 
ISO 3 1973-04 Preferred numbers; Series of preferred numbers More 
ITU-T G.223 1988-11 Assumptions for the calculation of noise on hypothetical reference circuits for telephony More 
ITU-T G.711 1988-11 Pulse code modulation (PCM) of voice frequencies More 
ITU-T M.1030 1988-11 Characteristics of ordinary quality international leased circuits forming part of private switched telephone networks More 
ITU-T M.1040 1988-11 Characteristics of ordinary quality international leased circuits More 
ITU-T O.132 1988-11 Quantizing distortion measuring equipment using a sinusoidal test signal More 
ITU-T P.76 1988-11 Determination of loudness ratings; fundamental principles More