Marshall Day Acoustics

Rated 4.92(12) — Marshall Day Acoustics

dBCalc is a simple logarithmic calculator for adding and subtracting decibel levels.The Program is provided "as is" without warranty of any kind, either express or implied, including, but not limited to, the implied warranties of merchantability and...

Rated 4.64(11) — Marshall Day Acoustics

dBDelta calculates the change in decibel level over a change in distance, i.e. distance attenuation. The distance attenuation can be calculated for both point and line sources.The Program is provided "as is" without warranty of any kind, either express...