Top Engineering Sound
You can use these calculators to calculate air absorption, decibels, wavelength, sound pressure level (SPL), and more..
Ceiling speaker coverage calculator
Decibels and Distance
This calculation will give you the ammount of attenuation, in decibels, you can expect with a change in receiver distance, in a free field (outdoors).
Frequency (Hz) «» wavelength calculator
Millisecond/microsecond «» metres/feet/cm/inches calculator
Q «» B/W (bandwidth) calculator
SPL (Sound pressure level) calculator
Speaker Design Applet
If you would like to design your own speaker cabinets and need help with the calculations, then go to http://www.ishtek.com/spkrs.htm.
applet