damped wave train

damped wave train
damped wave train,
Telegraphy.
1. a wave train composed of electric waves which are large in amplitude at or near the beginning of the group or series, and gradually decrease in amplitude as the end is approached.
2. a form of wave train characteristic of certain telegraph systems, each wave train separated from the one ahead and the one behind by an interval of time.

Useful english dictionary. 2012.

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