B&K TYPE 4206 Impedance/Transmission Loss Measurement Tube

Transmission loss tube kit and two impedance tube kits solution for measuring the acoustical properties of noise control materials in accordance with ISO 10534-2, ASTM E1050 – 12 and ASTM E2611-17.

Description

USE SCENARIOS

  • Researching and developing noise control products by characterizing acoustic material properties and benchmarking competitive products
  • Designing acoustic comfort in aircraft and vehicle interiors, by selecting optimal acoustic treatments and barriers
  • Testing specified material characteristics and verifying material compliance with regulations before materials are incorporated into manufactured assemblies such as components
  • Validating and calibrating computational methods such as acoustical modeling

THREE TESTING TUBE TYPES

Each one of our kits is optimized for specific parameters and methods.

Two-microphone transfer-function method:

  • Impedance Tube Kit (50 Hz – 6.4 kHz) Type 4206
  • Impedance Tube Kit (100 Hz – 3.2 kHz) Type 4206-A

Four-microphone transfer-function method:

  • Transmission Loss Tube Kit (50 Hz – 6.4 kHz) Type 4206-T

CAPABILITIES

  • Horizontal mounting of orientation-sensitive materials
  • Vertical mounting for simulation of measurements on hanging ceilings
  • Wall-mountable
  • Determines normal incidence parameters