CALCULATORS 
Calculator 
Usage 
dB converter

Converts between decibels (dB) to ratio for power or field relationship,
multiplication of decibel with a number, decibel to decibel addition and
subtraction 
Single degree of freedom vibration calculator 
Calculates single degree of freedom massspringdamper system's natural frequency, Q factor, critical damping, transmissibility for a harmonic input etc. Draw graph of transmissibility vs. frequency ratio. 
Sinusoidal motion calculator 
Calculates frequency, displacement, velocity and acceleration for sinusoidal
motion when considering their peak values. 
Cantilever beam natural frequency calculator 
Calculates natural frequencies of a cantilever beam. 
Fixed beam natural frequency calculator 
Calculates natural frequencies of a fixed beam. 
Simply supported beam natural frequency calculator 
Calculates natural frequencies of a simply supported beam. 
String vibration calculator 
Calculates natural frequencies of a string under a tension. 
Torsional vibration natural frequency of a shaft calculator 
Calculates torsional vibration natural frequency of a shaft. 