The acoustic absorptivity coefficient measurement system

الوصف

The acoustic absorptivity coefficient measurement system Uses&#****6;to measurement the acoustic absorptivity coefficient JTZB acoustic absorptivity coefficient measurement system is a useful device to measurement t- he acoustic absorptivity coefficient,acoustic impedance with a small material samples in the *0Hz to xxxxx accords with the national standards GB/T*****6.1 and the international standards ISO ******1. standard positioning&#****6; Sine generator&#****6;with the range of ***0KHz Power amplifier The spectroanalyzer The stationary wave pipe software&#****6;analyse all the data from the acoustic absorptivity coefficient measurement system. Specifications&#****6; measurign range&#****6; *******0Hz Max electric power&#****6;*0W Size: The length of the device is xxxxx low frequency pipe is ***0mm long and the diameter is xxxxx intermediate frequency pipe is **0 mm long and the diameter is xxxxx high frequency pipe is **0 mm long and the diameter is *0mm. PS:JTZB acoustic absorptivity coefficient measurement system is exported to Taiwan and other cou- ntries all of the word