CHAPTER 9
EFFECTS UNITS
A multitude of different effects units are available. Most of them are digital delays or reverberation units. Effects for live performances either reproduce the sound of the performer's recording or complement the performance creatively. Echoes, or separately identifiable repeats, should blend in with the music and not sound like an electronic malfunction. Figure 9–1 shows an effects rack.
DIGITAL DELAYS 
The digital delay is a device that uses digital technology to store an audio signal and play it back. The digital delay has evolved from the tape echo, which had difficulty maintaining signal quality. Digital delays ...
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