With the ACUPRO Measurement System, you can evaluate sound absorption of, and the transmission loss associated with, materials quickly and accurately. Conforms to standards ISO10534-2, ASTM E-1050 and ASTM E-261.
The sample holder accommodates up to 5 inch (127 mm) thick samples. The backing plate is a moveable piston that seals securely behind the sample. The O-ring in the flange seals with the impedance tube when the sample holder is mounted.