  The delayed signal may be played back multiple times, or fed back into the recording, to create the sound of a repeating, decaying echo.
<meaning-changed>   The delayed signal may be played back multiple times, or fed back into the recording, to create the sound of a repeating, decaying echo.
 When the wet (processed) audio is blended with the dry (unprocessed) audio, it creates an echo-like effect, whereby the original audio is heard followed by the delayed audio. The delayed signal may be played back multiple times, or fed back into the recording, to create the sound of a repeating, decaying echo.