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Hafler P3000 User Manual

Hafler P3000
28 pages
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®
MADE
USA
IN THE
PROFESSIONAL POWER AMPLIFIER
P1500 / P3000
Installation & Operation
PROFESSIONAL POWER AMPL
nova
trans
®
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Hafler P3000 Specifications

General IconGeneral
BrandHafler
ModelP3000
CategoryAmplifier
LanguageEnglish

Summary

Introduction

Front and Rear Panel Views

Front Panel View

Displays the controls and indicators on the front of the amplifier.

Rear Panel View

Shows input/output connectors, power switch, and voltage selection.

Installation

Location

Guidance on placing the amplifier to ensure proper ventilation and avoid noise interference.

AC Line

Details on power connection requirements, voltage, and fuse replacement.

Input Connections

XLR and 1/4" Connections

Explains balanced and unbalanced input options using XLR and Phone jacks.

Schematic Diagram

Operation

Output Connections

Describes speaker binding posts and their specifications for wire and plugs.

Monophonic Use

Instructions for configuring the amplifier for bridged mono operation.

Operation Controls and Indicators

Short Circuit Protection

Explains the overload detection circuit and its indicators.

LED Indicators

Details the function of Signal, Clipping, Thermal, and Short LEDs.

Warm Up

Recommendation for optimal sonic performance through a warm-up period.

Cleaning and Maintenance

Guidelines for cleaning the amplifier's exterior and interior.

PC Board Layout

Parts List

Technical Reference

Field Service Considerations

Focus on amplifier dependability, technician-friendly design, and modular construction.

Theory and Operation of trans•nova

Explains the patented trans•nova circuit principle and its advantages.

Circuit Operation

Trans•nova Implementation

Detailed breakdown of the trans•nova circuit block diagram and transistor functions.

Circuit Protection Details

Output Short Protection

Describes the mechanism for detecting and responding to output shorts.

Thermal Protection

Explains the thermal sensing circuit and shutdown procedure.

Calibration and Adjustments

Bias Adjustment

Procedure for setting the quiescent Class AB output current.

Common Mode Rejection

How to adjust the input common mode null for optimal CMRR.

Module Replacement

Service Policy and Limited Warranty

Notes

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