If magnitude is considered as the vertical dimension of sound, then the horizontal dimension is that of the time behaviour of sound. What is common to all sound is a pattern of change over time called ...

Here we consider a harmonically-excited (point load on the top floor) four-DOF building model using modal uncoupling. From this procedure we are able to see that the response of the building is ...

How to Remove an LS3 Harmonic Balancer or Vibration Damper You will need two special tools to remove and replace the stock LS3 harmonic balancer, we show what they are and how to use them.

A typical vibration absorber is a single-DOF spring/mass/dashpot ... shown below left that is experiencing harmonic seismic motion. The base motion has excited the first mode of the building. For the ...

The Unseen Electrical Problem Affecting Household Appliances Imagine your refrigerator suddenly working harder than it should, using more electricity, and wear ...