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Ultrasonic Formula
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Longitudinal Wave Velocity
Shear Wave Velocity
Wavelength


Where:

VL = Longitudinal Wave Velocity
E = Modulus of Elasticity
r = Density
m = Poisson's Ratio

more information:
Longitudinal Wave Velocity Calculations


Where:

Vs = Shear Wave Velocity
E = Modulus of Elasticity
r = Density
m = Poisson's Ratio
G = Shear Modulus

more information:
Shear Wave Velocity Calculations


Where:

l = Wavelength
V = Velocity
F = Frequency



more information:
Wavelength Calculations

Refraction
(Snell's Law)

Acoustic Impedance
Reflection Coefficient

Where:

qI = Angle of the Incident Wave
qR = Angle of the Reflected Wave
V1 = Velocity of Incident Wave
V2 = Velocity of Reflected Wave

more information:
Refracted Angle Calculations


Where:

Z = Acoustic Impedance
r = Density
V =

Velocity

 




more information:
Acoustic Impedance Calculations

Where:

R = Reflection Coefficient
Z1 = Acoustic Impedance of Medium 1
Z2 = Acoustic Impedance of Medium 2



more information:
Reflection Coefficient Calculations

Near Field

Beam Spread
Half Angle

Decibel (dB)
Gain or Loss


Where:

N = Near Field
D = Transducer Diameter
l = Wavelength
V = Velocity

more information:
Near Field Calculations
Near Field Calculator


Where:

l = Wavelength
D = Transducer Diameter
V = Velocity
F =

Frequency


more information:
Beam Spread Calculations
Beam Divergence Calculator


Where:

dB = Decibel
P1 = Presure Amplitude 1
P2 = Presure Amplitude 2


more information:
dB Gain or Loss Calculations

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