T 203[mm] "Thickness of concrete wall"
H 4.37[m] "Height of concrete wall"
W 2.84[m] "Width of concrete wall"
seed 42 "Seed for random function"
A 1[Pa] "Plane wave amplitude"
N 100 "Number of random waves in sum"
c0 343.2[m/s] "Speed of sound in air"
rho0 1.2[kg/m^3] "Density of air"
fmax 1200[Hz] "Maximum study frequency"
m 2275[kg/m^3]*T "Wall surface density"