The SW series Impedance Tubes are specially designed not only to work with the cut samples, but also for direct use in the field. The small size and durable aluminum construction make it easy to transport and be used for estimating the properties of walls, ceilings, installed building materials, road surfaces, different ground surfaces, interiors of vehicles, etc.
BSWA offers the complete set of Impedance Tube system, which includes: the tubes, microphones; DAQ hardware and measurement software.
|Value to be Measured||Sound Absorption Coefficient (α)|
|Standard||GB/T-18696, 2-2002, ISO10534-2, 1998|
|Frequency Range (Hz)||800 ~ 6300|
|Inner Diameter of Testing Tube||30mm|
|Loud speaker||4 “ in diameter, 20 Watts, 8 Ohm|
|Data Acquisition Card||MC3022+PA50 or MC3622|
|Software||VA-Lab2 Basic + VA-Lab2 IMP-A|