VApp
The place for the Vibro-Acoustic Applications

Transmission Loss Calculation

Calculate the acoustic insulation of homogeneous materials

acoustic

Mass-Spring Calculation

With 1 or 2 mass-spring
calculate the transmission loss

vibration

dB Calculator

A simple calculator for Decibel, sum, substract and average

acoustic

Acoustic Weighting Calculation

Calculate the weighted and global noise level

acoustic

Spectrum Calculation

Spectrum analyis

acoustic

Critical frequency calculation

Calculation of the critical frequency of material

acoustic

Double Wall Resonance

Calculation of the double wall resonance frequency

acoustic vibration

Single Number Sound Insulation

Calculate the acoustic Rw, Ra and Ratr

acoustic

Sound Insulation Heterogeneous Calculation

A global TL of different partitions

acoustic

Room mode calculation

Calculate the frequencies modes of a room

acoustic

Exterior Noise Propagation

Calculate the noise from different sources

acoustic

Soon

Interior Noise Calculation

Interior Noise Calculation from different sources and different absorption

acoustic