Sound Meter
ADD-TECH (Beijing ADD-TECH Co., Ltd)
·Measurement range:30-130 decibel ·With two equivalent weighted sound pressure levels A and C ·Fast & Slow dynamic characteristic modes
ADD-TECH (Beijing ADD-TECH Co., Ltd)
·Measurement range:30-130 decibel ·With two equivalent weighted sound pressure levels A and C ·Fast & Slow dynamic characteristic modes