O'Reilly logo

Digital Audio Editing by Simon Langford

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 14

Pitch-Shifting

Introduction

Pitch-shifting is, in many ways, a natural counterpart to time-stretching. The easiest way to change pitch on a tape recorder is to change the speed of playback, as we already know. However, in the context of an ordinary tape recorder, this would also change the tempo/duration of the piece being played back, so it wasn’t pitch-shifting in the sense that we know it today, where a change in pitch has no effect on duration. That would require something a little more complex than a straightforward tape speed adjustment. However, it didn’t need, as many people thought it would, a digital revolution to make it possible.

A Brief History of Pitch-Shifting

Analogue

Analogue circuitry was used in electronic keyboards ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required