Installing ceramic or porcelain tile is both an art and a science. Tile installers must know the composition of the tiles as well as how to lay them in place attractively. Besides the normal costs of labor and materials, a tile project's costs vary by the type of sub-flooring to be used as a foundation for the tile.
Three things can cause an EMI problem: A signal source creates some kind of noise, there is a transmission path for the noise, and/or there is a receiver sensitive enough to be distorted by the noise, as shown in Figure 1.
1 When the bones of the middle ear do not vibrate and become stiff, it can give rise to a hissing and vibrating sound in the ears. 2  Rupture of ear drum either due to trauma or due to loud sound can cause vibration in the ear during the initial stage. 3  Infection in the ear, cold and sinusitis can also cause vibration.