Bruel And Kjaer 4128-D Details

Bruel And Kjaer 4128-D

B&K 4128D Head and Torso Simulator (HATS)

Head and Torso Simulator Type 4128D is a mannequin with built-in ear and mouth simulators that provides a realistic reproduction of the acoustic properties of an average adult human head and torso. It is ideal for performance in-situ electroacoustic tests on:
telephone handsets (including mobile and cordless)

Includes:

• headsets
• audio conference devices
• microphones
• headphones
• hearing aids
• hearing protectors

Features:

• Complies with ITU-T Rec. P.58, IEC60959 and ANSIS3, 36-1985
• Highly representative mouth simulator with overload protection
• Supplied standardised Right Ear Simulator Type 4158C fulfils ITU-T P.57 and IEC60711
• Optional Left Ear Simulator Type 4159C
• Note: Type 4159 C can be fitted to Head and Torso Simulators with serial number 1947214 or higher (from February 1997)
• Adjustable neck angle for realistic hands-free telephone measurements
• Soft pinnas
• Handset Positioner for HATS - Type 4606
• Handset Positioner Type 4606 allows accurate and repeatable mounting of telephone handsets on HATS in both standardized and user-defined positions. This makes HATS into a state-of-the-art telephone test rig providing both an artificial mouth and ear with pinna for measurements according to ITU-T recommendations.

Supports almost all telephone handset designs, including handsets with antennas and asymmetrically mounted transducers.