NA 022

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

DIN EN 62156 [CURRENT] references following documents:

Document number Edition Title
IEC 60735 1991-09 Measuring methods for video tape properties More 
ISO 2110 1989-10 Information technology; data communication; 25-pole DTE/DCE interface connector and contact number assignments More 
ITU-T J.17 1988-11 Pre-emphasis used on sound-programme circuits More