N0 100 "Number of turns in coil"
V0 3.55[V] "Peak driving voltage"
f_loss 40[Hz] "Frequency at which loss factor is given"
omega_loss 2*pi*f_loss "Angular frequency at which loss factor is given"
fmax 8[kHz] "Maximal study frequency"
c0 343[m/s] "Speed of sound in air"
lam0 c0/fmax "Minimum wave length"