# Preparing Instruments

This chapter contains information about preparing instruments for use, playing the instruments once they're set up, and timing playback events. It contains the following topics:

- Introduction
- The Process of Using Instruments
- Opening the Audio Folio
- Preparing Instruments
- Tuning Instruments
- Loading and Attaching Samples
- Reading and Changing Audio Item Attributes
- Creating and Attaching Envelopes
- Modifying Attachments
- Connecting Instruments
- Adding Reverberation
- Handling Knobs
- Using Probes
- Allocating Amplitude
- Example Programs
- Primary Data Structures
- Function Calls