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Q4 audio PTH 9 - User Manual

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PTH Series
User manual
Bedienungsanleitung
Professional Power Amplifiers
r
PTH 32 x 300 W
PTH 52 x 500 W
PTH 72 x 700 W
PTH 92 x 900 W
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Q4 audio PTH 9 Specifications

General IconGeneral
BrandQ4 audio
ModelPTH 9
CategoryAmplifier
LanguageEnglish

Summary

Explanation of Graphical Symbols

Safety Warning Symbols

Explains symbols related to dangerous voltage and risk of electric shock.

Safety Instructions

General Operation and Handling

Read/keep instructions, observe warnings, avoid water, heat, and blockages.

Electrical Safety and Servicing

Prevent shock, use proper plugs, service by qualified personnel only, and handle voltage selectors safely.

Environmental and Usage Precautions

Protect cords, unplug when not in use, prevent object/liquid entry.

Introduction to PTH Series Amplifiers

General Notes and Features

Explains 'PT' meaning, control systems, and lists amplifier features.

PTH Series Models Overview

Lists available PTH models (3, 5, 7, 9) and their output power ratings.

Setting Up the Amplifier

Installation and Ventilation

Advises on proper spacing for cooling fans and airflow, especially in rack systems.

Mode Selection

Explains how to select DUAL, PARALLEL (MONO), or BRIDGE modes using the back panel switch.

Input and Output Connections

Overview of rear panel connectors including inputs, outputs, and mains cord.

Speaker Connections

DUAL and PARALLEL Modes

Connect speakers to SPEAKER OUT 1/2. Min impedance 2 Ohms per channel.

BRIDGE Mode Connections

Uses BRIDGED OUT for mono operation. Requires specific Speakon wiring and gain matching.

Mains Connection

Mains Connection Procedure

Use three-prong connectors with earth. Voltage systems are set internally by a technician.

Operation and Status Indicators

Front Panel Controls and Status LEDs

Explains level controls and status LEDs (READY/PROTECT, SIGNAL) on the front panel.

Limiter Functions (NLR, TCL)

Explains NLR (distortion limiter) and TCL (temperature limiter) functions indicated by LEDs.

Grounding

Grounding Principles and Shielding

Discusses using shielded cables for inputs and the importance of chassis grounding.

Connection Diagrams

Provides diagrams for balanced/unbalanced connections, showing floating vs. grounded scenarios.

Technical Specifications

Output Power and Frequency Response

Details output power ratings and frequency range of the amplifiers.

Distortion, Slew Rate, and Damping

Specifies intermodulation distortion, slew rate, and damping factor.

Noise, Interference, and Input Specs

Covers noise interference, crosstalk, CMRR, input impedance, and connectors.

Physical and Electrical Details

Includes cooling, mains supply, dimensions, and weight.

Warranty and Product Information

Warranty Coverage and Exclusions

Details the 2-year warranty period, what's covered, and common exclusions.

Warranty Service and Disclaimer

Instructions for obtaining service and liability disclaimer for damages to other equipment.

Product Changes and Company Info

Notes on design changes and provides company contact details.

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