rho0 1.2[kg/m^3] Density
c0 343[m/s] "Speed of sound"
f0 500[Hz] "Band center frequency"
lam0 c0/f0 "Wavelength at f0"
P0 0.12[W] "Source power"
Vol 2350[m^3] "Room volume"
r_rec 0.3[m] "Receiver radius"
dt 0.01[s] "Time interval"
Nrays_min (4.34/r_rec)^2*Vol/pi/c0/dt "Recommended minimum number of released rays"
Nrays 1000*ceil(Nrays_min/1000) "Number of released rays"