National foreword
Committees responsible
Specification
1 Scope
2 Object
3 Measuring conditions
Section one. Minimum requirements for characteristics
directly related to the reproducing
quality
4 Frequency response
5 Difference between the sensitivities of microphones
used for stereophony
6 Directional pattern
7 Front-to-random sensitivity index (for directional
microphones only)
8 Overload sound pressure
9 Rated equivalent sound pressure level due to
inherent noise
10 Free-field sensitivity
Section two. Other characteristics and requirements
11 Interconnection
12 Characteristics to be specified
Figures
1 Omnidirectional microphones
2 Directional microphones