NA 022

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

DIN EN 61146-1 [CURRENT] references following documents:

Document number Edition Title
CIE 1 1980 Guidelines for minimizing urban sky glow near astronomical observatories More 
IEC 60883 1987 Measuring method for chrominance signal-to-random noise ratio for video tape recorders More