BS-EN-61094-2 › Complete Document History
Electroacoustics. Measurement microphones

Complete Current Edition:
   2009/A1 EDITION - 2009 EDITION WITH AMENDMENT A1 INTERFILED - July 31, 2022

Obsolete Revision Information:
   2009 EDITION - Electroacoustics. Measurement microphones. Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique - May 31, 2009
   1994 EDITION - PRIMARY METHOD FOR PRESSURE CA - Jan. 1, 1994