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Lexicon PCM 91 - REV User Manual

Lexicon PCM 91 - REV
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User Guide
Digital
Reverberator
PCM 91

Table of Contents

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Lexicon PCM 91 - REV Specifications

General IconGeneral
BrandLexicon
ModelPCM 91 - REV
CategoryRecording Equipment
LanguageEnglish

Summary

Lexicon PCM 91 User Guide

Unpacking and Inspection

Precautions

1 Product Overview

Front Panel Overview

Detailed description of all controls and indicators on the PCM 91's front panel.

Rear Panel Overview

Description of all connectors and I/O options on the rear panel.

Installation Notes

Guidelines for mounting, power, audio, and control connections.

Configurations

Examples of connecting the PCM 91 to a mixing console's effects sends.

Memory Cards

Information on using PCMCIA SRAM cards for storing registers and setups.

Introduction

The Presets Overview

Overview of the PCM 91's preset library and their organization.

The Algorithms

Tempo Control Features

Controlling delay times and modulators using tempo-based values.

Editing Capabilities

Overview of the two editing levels: Go mode and Pro mode.

2 Basic Operation

Modes of Operation

Overview of the five primary operating modes (Program, Register, Edit, Control, Tempo).

Go Mode vs. Pro Mode

Explanation of the two editing levels: Go mode for quick access, Pro mode for full editing.

Control Mode

1.0 Edit Mode Options

1.3 Bypass Mode and Source Selection

Defining bypass behavior and assigning external bypass controllers.

1.5 Memory Protection

Enabling protection to prevent accidental overwriting of stored data.

1.9 Initialize Function

Restoring the PCM 91 to its factory default settings.

2.0 Bank Copy Operation

2.2 Memory Card Formatting

Row 3 MIDI Settings

3.4 MIDI Automation

Row 4 Setup Parameters

Program and Register Banks

Sorting Effects by KeyWord

Tempo Mode Operation

The Tempo Mode Matrix

Editing an Effect

The Soft Knob Control

Using the ADJUST knob for quick parameter adjustments within presets.

The Soft Row Interface

Compare Functionality

Bypass Operation

Store Operations

Storing an Effect

Saving the current effect's parameters and settings.

The Full Edit Matrix

Creating a Custom Soft Row

Patching System

Assigning a Source to a Parameter

Assigning a Destination Parameter

Assigning Values to Patches

Patching Examples

The Custom Row

Assigning KeyWords to Effects

3 The Algorithms and Their Parameters

Random Hall Algorithm

Ambience Algorithm

Rich Plate Algorithm

Concert Hall Algorithm

Chamber/Room Algorithm

The Dual Reverb Algorithms

Chamber Algorithm

Detailed description of the Chamber reverb algorithm.

Inverse Algorithm

Explanation of the Inverse algorithm for controlling reverb envelope slopes.

Room2 Algorithm

Surround Chamber Algorithm

Dual Mono Reverbs

Room2-Room2 Algorithm

Description of the Room2-Room2 dual mono reverb algorithm.

Inverse-Inverse Algorithm

Chamber-Inverse Algorithm

Inverse-Room2 Algorithm

Chamber-Chamber Algorithm

Matrix Chamber Algorithm

Cascade Reverbs

Chamber>Room2 Cascade

Description of the Chamber>Room2 cascade reverb algorithm.

Inverse>Chamber Algorithm

Room2>Chamber Algorithm

Inverse>Room2 Algorithm

The Parameters

Compress Parameters

Settings related to the built-in compressor/expander.

Controls Parameters

Out Width Parameter

Adjusts the width of the processed signal, affecting stereo imaging.

Controls Parameters (Continued)

Design Parameters

Echo Parameters

Modulation Parameters

Mod: LFO1 and LFO2 Parameters

Settings for LFO shape, pulse width, depth, and rate.

Mod: AR Envelope Parameters

Mod: Follow Envelope Parameters

Mod: Latch Function

Mod: Sw 1 and Sw 2 Parameters

Mod: Sample & Hold Control

Patches and Routing

Spatial EQ Parameters

Time Parameters

4 The Presets

Preset Bank Organization

Structure of the nine banks (P0-P8), each with 50 presets.

Program Bank P0 Halls

Orchestral Hall Presets

Specific orchestral hall presets and their adjustable parameters.

Vocal Hall Presets

Hall presets optimized for vocal applications.

Vocal Hall2 Hall Presets

Additional hall presets tailored for vocal use.

VocalConcert Hall Presets

Hall presets designed to simulate concert hall acoustics.

Live Sound Hall Presets

Hall presets suitable for live sound reinforcement applications.

Instrument Hall Presets

Hall presets optimized for various instruments.

Custom Hall Presets

User-customizable hall presets with special effects.

Program Bank P1 Rooms

Instrument Room Presets

Room presets tailored for instrument sounds.

Vocal Room Presets

Room presets optimized for vocal applications.

Live Sound Room Presets

Room presets for live sound reinforcement.

Drums & Percussion Room Presets

Room presets designed for drum and percussion sounds.

Custom Room Presets

User-customizable room presets with unique characteristics.

Program Bank P2 Plates

Instrument Plate Presets

Plate presets optimized for various instruments.

Vocal Plate Presets

Plate presets tailored for vocal applications.

Live Sound Plate Presets

Plate presets for live sound reinforcement.

Drums & Percussion Plate Presets

Plate presets designed for drum and percussion sounds.

Custom Plate Presets

User-customizable plate presets with special effects.

Program Bank P3 Post

Indoor Small Space Presets

Presets simulating small indoor environments.

Indoor Large Space Presets

Presets simulating large indoor environments.

Outdoor Space Presets

Presets simulating outdoor environments and open spaces.

Spatial Effect Presets

Presets designed for spatial audio effects and movement.

Program Bank P4 Splits

Program Bank P5 Studio

Program Bank P6 Live

Program Bank P7 Post

Program Bank P8 Surround

5 MIDI Operation

Controlling Tempo Rate with MIDI Clock

Synchronizing PCM 91 tempo with external MIDI clock sources.

Using PCM 91 as a MIDI Clock Source

Configuring the PCM 91 to transmit MIDI Clock signals to other devices.

Program Change Message Interpretation

How the PCM 91 interprets MIDI Program Change and Bank Select messages.

SysEx Automation

Transmitting and receiving SysEx messages for automation and remote control.

Dynamic MIDI Patch Sources

Bulk Data Dumps

MIDI Implementation Chart

6 Troubleshooting

Common MIDI Problems

Troubleshooting MIDI communication and functionality issues.

Restoring Factory Default Settings

Reinitialization Procedure

7 Specifications

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