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Know-How
Know-How
Gain basic and advanced knowledge about sound, acoustic, audio and vibration measurements.
Topics
Acoustics and Audio Basics
Fractional Octave Band Filter
Let`s clear up some things about Sweeps
What is a Sound Level Meter?
What are LAeq and LAFmax?
Can the mean value of a sound level be greater than its maximum value?
Fast, Slow, Impulse Time Weighting - What do they mean?
Frequency-Weightings for Sound Level Measurements
How to calculate Sound Level into Volt?
Anechoic Acoustic Measurements in a Reverberant Environment
Fast Fourier Transformation FFT
Distortion THD
Haas Effect
How do we measure Speech Intelligibility STI?
Measured A-weighted level vs. postprocessing from Z-weighted spectrum - what is the difference?
Why Calibration matters?
Audio Interfaces
How to Test Bluetooth Devices
Noise Monitoring
NoiseScout - Unattended Noise Monitoring
How are Percentile Statistics measured?
What is Noise and how can you combat it?
Room & Building Acoustics
Clap hands to get a feeling for the RT60 value
How do I make my speech more understandable?
Building Acoustics in general
XL2
Can I perform type-approved measurements with the XL2 and an attached microphone?
Did you know that the XL2 provides report configuration after your measurement?
Can I operate the measurement microphones with 24V phantom power?
Is the XL2 a type approved sound level meter?
How can I convert my XL2 into a Type Approved XL2-TA?
Monitoring Audio with the XL2
Checking a PA’s frequency response and uniformity of coverage with the XL2