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

DIN EN 61329 [CURRENT] references following documents:

Document number Edition Title
IEC 60651 1979 Sound level meters More 
IEC 60651 AMD 1 1993-09 Sound level meters; amendment 1 More 
IEC 61094-1 1992-05 Measurement microphones; part 1: specifications for laboratory standard microphones More 
IEC 61094-4 1995-11 Measurement microphones - Part 4: Specifications for working standard microphones More