Inverse Square Law Distance Calculator
Predict the SPL drop with distance from a point source. Free field loss is 6 dB per doubling of distance.
Level at Target Distance
80.00 dB
Total Drop
20.00 dB
Predict the SPL drop with distance from a point source. Free field loss is 6 dB per doubling of distance.
Level at Target Distance
80.00 dB
Total Drop
20.00 dB