UniCalc
RU
full version
Own formula
Calculation
Catalog
About
Help
Find a formula
Acoustic measurements
Relative sound pressure level
relative level of sound pressure
ΔL =
dB
x
dB
B
effective value of sound pressure of first sound source
p̃
1
=
Pa
x
μPa
mPa
Pa
kPa
MPa
GPa
bar
kgf/cm
2
mm H
2
O
mm Hg
effective value of sound pressure of second sound source
p̃
2
=
Pa
x
μPa
mPa
Pa
kPa
MPa
GPa
bar
kgf/cm
2
mm H
2
O
mm Hg
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"
