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BBE MAXCOM User Manual

BBE MAXCOM
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BBE MAXCOM Specifications

General IconGeneral
BrandBBE
ModelMAXCOM
CategoryRecording Equipment
LanguageEnglish

Summary

Safety Related Symbols

Important Safety Instructions

General safety guidelines for operation, installation, and maintenance of the apparatus.

Maxcom Specifications

Audio Input

Details on audio input type, impedance, and maximum input level.

Audio Output

Details on audio output type, impedance, and maximum output level.

Compressor Section

Specifications for the compressor including type, threshold, ratio, attack, and release.

Gate Section

Specifications for the gate including type and threshold.

Sonic Maximizer Section

Specifications related to the BBE Sonic Maximizer.

Power Supply

Power supply voltage and frequency details.

Dimensions

Physical dimensions of the unit.

Weight

Weight of the unit.

Introduction

Sonic Maximizer

Explains the purpose and principles of the Sonic Maximizer technology.

Interactive Compressor

Describes the hybrid Hard/Soft Knee compression approach.

The Auto Function

Explains the automatic program-dependent attack and release.

Manually Adjustable Attack and Release Controls

Details the importance of manual attack and release adjustments.

Adaptive Expander/Gate

Describes the adaptive nature of the expander/gate function.

Design Concept

The VCA

Discusses the use of a Voltage Controlled Amplifier (VCA) and its importance.

Balanced Inputs

Explains the servo-balanced inputs and their noise reduction capabilities.

Sidechain Inputs

Describes the sidechain insert facility for frequency-selective operation.

Audio Path

Details the signal flow through the VCA and Sonic Maximizer.

Sidechain Path

Explains how the audio signal is processed for the sidechain detectors.

Sidechain Input

How an external signal can control the unit via the sidechain.

Installation

Rack Mounting

Instructions for mounting the unit in a standard 19" rack.

Connectors

Information on using 1/4" and XLR jacks for connections.

Impedance

Details the input impedance of the unit.

Unbalanced/Balanced Operation

Explains the technical differences and wiring for unbalanced and balanced systems.

Mains Connection

Information on connecting the unit to the mains power supply.

Operating Voltage

Advice on checking the operating voltage before power-up.

Safety Fuse Replacement

Instructions and warnings regarding fuse replacement.

Front Panel Controls

Gate/Threshold

Control for the expander/gate threshold level.

Chan. On Switch

Switch to activate or deactivate a channel for A/B comparison.

Threshold Control

Sets the threshold point for the compressor section.

Ratio Control

Adjusts the ratio of gain reduction for signals above the threshold.

Attack Control

Determines how quickly the compressor responds to signals exceeding the threshold.

Auto Switch

Engages automatic attack and release time calculation based on program material.

Release Control

Controls how quickly the compressor returns to unity gain after the signal drops below threshold.

Output Control

Adjusts the output signal level to compensate for gain reduction.

BBE On/Off Switch

Engages or disengages the BBE Process.

BBE Process Control

Adjusts the amount of BBE Process applied to the signal.

BBE Lo Contour Control

Low frequency adjustment for the BBE Process.

Input Level Meter

Shows the level of the incoming signal.

Gain Reduction Meter

Indicates the amount of gain reduction applied by the compressor.

Link Switch

Engages the LINK function for stereo operation.

Power Switch

Turns the unit on or off.

Rear Panel

AC Jack & AC Fuse Holder

Location of the AC power input and fuse holder.

AC Voltage Selector

Selector for choosing between 115V and 230V supply voltage.

Output Jacks

Description of the XLR and 1/4" audio output jacks.

Input Jacks

Description of the XLR and 1/4" audio input jacks.

Sidechain Inserts

Explains the use of sidechain insert points for external control.

Operation

Expander/Gate Section

Details the function and operation of the downward expander and noise gate.

Threshold Adjustment

How to adjust the threshold for the Expander/Gate section.

Compressor Section

Explains the dynamics control process using the VCA.

Threshold Control

How the threshold control affects compression.

Ratio Control

Defines the ratio of input to output level change.

Attack Control

Explains the function and importance of the attack time setting.

Release Control

Explains the function and importance of the release time setting.

Auto Switch

Discusses the automatic program-dependent control times.

Output Control

Compensating for level loss after compression.

Ch. On Switch

Function of the channel on/off switch for A/B comparison.

Gain Reduction Meter

Visual indication of gain reduction.

BBE Section

Explains the BBE circuit's phase and frequency adjustments.

Compression Effect

Details how compression affects dynamics and sound.

The Limiting Effect

Explains the function and application of the limiter.

Applications

Main Applications and Initial Settings

Overview of the four main applications and starting settings.

Compression

Defines compression and its dependence on settings.

Levelling

Describes the levelling mode for constant output level.

Limiting

Details the limiting function for controlling peaks and overload.

Clipping

Explains clipping as a brickwall limiter with fast attack times.

Expander/Gate Section

The primary task of the Expander/Gate in noise reduction.

Controlling Leakage in the Studio

Using expander/gates to suppress leakage in multitrack recording.

Initial Settings for the Expander/Gate Section

Provides recommended starting settings for the Expander/Gate.

Reducing Leakage in Stage Mics

Applying expander/gates for noise reduction in live sound.

Reducing Feedback in Stage Mics

Using the unit to reduce feedback in live sound systems.

Noise Reduction on Effects Paths

Using the unit for noise reduction in effects chains.

The Compressor Function

Discusses the compressor's role in dynamic range control.

Initial Settings for the Compressor Section

Provides recommended starting settings for the compressor.

The Maxcom as a Sound Effects Unit

Using the compressor for creative sound effects.

Limiter Function

Explains how the MAXCOM limits output level and protects equipment.

Initial Settings for the Limiter Functions

Provides recommended starting settings for the limiter.

Special Applications

Using the Maxcom for Recording

Applications for digital recording and mastering processes.

The Maxcom as a Protective Device

Using the unit to protect speakers from clipping and overload.

Protection of a System with a Passive Crossover

Integrating the MAXCOM into a system with a passive crossover.

Protection of a System with an Active Crossover

Integrating the MAXCOM into a system with an active crossover.

External Sidechain Applications

Using the sidechain connector for external control.

The Maxcom as a "De-Esser"

Using the unit for frequency-selective compression to reduce sibilance.

Initial Settings for the De-Esser Functions

Recommended settings for de-essing and other filtering tasks.

Frequency Selective Filtering of Unwanted Signals

Eliminating rumble, hum, and equipment noise using the sidechain.

Suppressing Instruments During Recording

Using frequency-specific compression to reduce loud instruments.

Emphasizing Musical Instruments During Recording

Using inverse compression to bring out specific instruments.

Reducing Feedback in PA Systems

Using the unit for dynamic feedback suppression in PA systems.

"Voice-Over" Compression ("Ducking")

Using the unit to automatically lower music when an announcer speaks.

Anticipated Compression

Creating "zero" attack time effects using delay and sidechain input.

Service/Warranty/Maintenance

Service

Procedures for obtaining service for the unit.

Warranty

Details the warranty period, terms, and conditions.

Maintenance

Guidelines for cleaning and general care of the unit.

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