In-Situ Absorption Microflown offers a complete solution to measure your material properties with the In-situ absorption setup. With a small, hand held impedance gun the acoustic absorption, reflection or impedance can be measured in just a few minutes, broad banded, under normal and oblique angles. This in situ absorption method is a true alternative for [...]

Nor1517A: Airflow Resistance Measurement System The Nor1517A system measures the airflow resistance in porous materials according to ISO 9053/DIN EN 29053 (DIN52213). Applications Quality control in production process. Testing in research and development. Featuers Fast and accurate measurement and readout of measurement results. Accepts test material of various form and size. Easy setup and use. [...]

Dyps 3: New test system for dynamic stiffness after EN 29052-1 The dynamic stiffness indicates the suspension ability dam-laminated including in their enclosed air and is one of the parameter, which determines the sound absorption of floor superstructures in residential buildings. Loadable insulating materials for the impact sound insulation, should indicate a sufficient suspension ability, [...]