Transducers measurements

Course information

 ECTS: 2

 Independent from master in Acoustics

 Course code : 169EN043

 Lecture: 20h

 Tutorial classes:

 Practical work:

Course coordinator : Bruno Gazengel.

External teacher from Klippel GmBH, LNE, CNAM

Course Description

Objective

The aim of this course is to do practical work to know methods for measuring transducers.

Prerequisite

Course : Lumped elements modelling of transducers (1), Course : Lumped elements modelling of transducers (2), Course : Transducers modelling

Contents

Loudspeakers :

  • Linear parameters estimation of loudspeakers,
  • Lumped parameter measurement,
  • Non linear parameters estimation of loudspeakers
  • Headphones measurements

Microphones:

  • Microphones calibration using the reciprocity technique,
  • Relative microphone calibration,
  • Optical techniques for microphone calibration
  • MEMS calibration

Examination duration

2 hours

Examination type

Written examination