Sound Power (ISO3671 + ISO3744-46)

Sound Power using multiple Microphones and Cables

Multi-Channel Data Acquisition Devices + SAMURAI + Option: Live Sound Power by SINUS Messtechnik GmbH

Calculation of sound power levels in real time using a multi-channel data acquisition system and SAMURAI Software Option: Live Sound Power.

General principle:

Calculate the power average of all channels and determine the emitted live sound power respecting the measurement area and corrections K1, and K2

Functions:

• Calculation in 1/3, 1/n or single sum level
• Corrections:
  • Background noise K1
  • Environmental K2 (methods: approx., reverberation or absolute comparison)