|Sound Speed in Gases|
This online calculator computes speed of sound in an ideal gas.
|Doppler Effect in sound|
Calculation of frequency and wavelength change for a moving source
The calculator generates different frequency and waveform sound tones.
|Audio file waveform|
The calculator displays the waveform of the input audio file fragment.
|Tips and tricks #10: Files, long calculation mode|
The article describes how to use input and output files in Planetcalc calculators