ANSI S3.13 : 1987

1 SCOPE
  1.1 Audiometry
  1.2 Hearing Aids
2 DEFINITIONS
  2.1 Bone Vibrator
  2.2 Mechanical Coupler
  2.3 Alternating Force Level (Force Level)
  2.4 Mechanical Impedance
  2.5 Mechanical Impedance Level
  2.6 Mechanical Resistance
  2.7 Mechanical Reactance
  2.8 Sensitivity Level
3 DESIGN FEATURES AND SPECIFICATION
  3.1 General
  3.2 Mechanical Impedance Level
  3.3 Phase Angle of Mechanical Impedance
  3.4 External Geometry
  3.5 Attachment of Vibrator
4 CALIBRATION
  4.1 Sensitivity Level
  4.2 Mechanical Impedance Level
  4.3 Temperature Dependence
5 MARKING AND INSTRUCTION MANUAL
  5.1 Marking of the Mechanical Coupler
  5.2 Instruction Manual
APPENDIX: EXAMPLE OF A SPECIFIC CONSTRUCTION OF A
          MECHANICAL COUPLER
TABLE
FIGURES

Defines requirements for the mechanical couplers used for the calibration of bone-conduction audiometers and for measuring bone vibrators and bone-conduction hearing aids, frequency ranging from 125 to 8000 hertz (Hz) inclusive.