5.37 absorption loss. That part of the transmission loss caused by dissipation or conversion of sound energy into other forms of energy (e.g., heat) either within the medium or attendant upon reflection. Unit, decibel...
5.36 signal transmission level. Signal level (of a kind to be specified) at a designated point in the transmission system. Unit, decibel (dB). Annotation 1 Signal level at some specified position near the...
5.35 transmission loss; propagation loss. Reduction in magnitude of some characteristic of a signal between two stated points in a transmission system. Annotation 1 The characteristic is often some kind...
5.35 transmission loss; propagation loss. Reduction in magnitude of some characteristic of a signal between two stated points in a transmission system. Annotation 1 The characteristic is often some kind...
5.34 group velocity. Velocity of propagation of the crest of a group of interfering waves where the component wave trains have slightly different individual frequencies and phase velocities. Unit, m/s; symbol,...
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