BRUEL & KJAER 4128-C User Manual

Technical
Documentation
Head and Torso Simulator (HATS)
Type 4128-C
Handset Positioner for HATS Type 4606
English BE 1617 – 13
User Manual
ËBE-1617---,Î
HEADQUARTERS: Brüel & Kjær Sound & Vibration Measurement A/S · DK-2850 Nærum · Denmark
Telephone: +45 7741 2000 · Fax: +45 4580 1405 · www.bksv.com · info@bksv.com
Local representatives and service organisations worldwide

BRUEL & KJAER 4128-C Specifications

General

Type	Microphone
Sensitivity	50 mV/Pa
Polarization Voltage	200 V
Description	Free-field microphone
Connector	LEMO

Summary

Introduction to HATS and Handset Positioner

Head and Torso Simulator Type 4128-C

Details the HATS Type 4128-C, its purpose, and physical specifications.

Handset Positioner for HATS Type 4606

Introduces the Type 4606 handset positioner for HATS, its function.

Chapter 1 Operation of HATS Type 4128-C

1.1 Accessories Supplied with Type 4128-C

Lists and illustrates accessories provided with the Type 4128-C.

1.2 Mounting Type 4128-C

Instructions for mounting the HATS Type 4128-C, free-standing or on a tripod.

1.4 Calibration of the Mouth Simulator

Details the calibration procedure for the mouth simulator.

1.5 The Ear Simulator

Describes the ear simulator, its connections, and the use of ear-mould simulators.

1.6 Calibration of the Ear Simulator

Outlines the calibration process for the ear simulator.

Chapter 2 Characteristics

2.1 Construction of the Head and Torso Simulator

Details the physical construction of the HATS.

2.2 Mouth Simulator Operating Characteristics

Explains talker response, harmonic distortion, and overload protection.

2.3 Ear Simulator Operating Characteristics

Covers listener free-field and diffuse-field responses.

Chapter 4 Type 4606 Features and Functions

4.1 Operational Parts of Type 4606

Identifies the main components of the Type 4606.

4.2 Mounting and Calibration (Right Ear)

Details the procedure for mounting and calibrating Type 4606.

4.3 Handset Positioner Table and Standardised Measurements

Explains the table for noting parameters and setting up standardised measurements.

Chapter 6 Service and Repair of Type 4606

6.1 Storage

Guidelines for storing the Type 4606.

6.2 Cleaning

Instructions for cleaning the Type 4606.

Chapter 7 Specifications

7.2 Specifications Type 4128-C and 4128-D

Detailed specifications for HATS Type 4128-C and 4128-D.

7.3 Specifications Type 4606

Detailed specifications for Handset Positioner Type 4606.