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Ashly TRA-4150 ASHLY AUDIO INC. 847 Holt Road Webster, NY, Phone 716 872-0010Fax 716 Toll Free

Models: TRA-4150

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ASHLY AUDIO INC. 847 Holt Road Webster, NY 14580-9103

Operating Manual - Powerflex Multi-Channel Power Amplifier

ASHLY AUDIO INC. 847 Holt Road Webster, NY 14580-9103

Phone: (716) 872-0010 Fax: (716) 872-0739

Toll Free (800) 828-6308

www.ashly.com

2001 by Ashly Audio Corporation. All rights reserved worldwide.

Printed in USA 10/01

6250-3

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Ashly TRA-4150 manual ASHLY AUDIO INC. 847 Holt Road Webster, NY, Phone 716 872-0010Fax 716 Toll Free, 6250-3

Contents

Multi-ChannelPower Amplifiers Powerflex Powerflex PowerflexTable Of Contents Page 3.AC POWER REQUIREMENTS 3.1Voltage Requirements PowerflexPowerflex 1.INTRODUCTION3.3AC Grounding Requirements 4.CABLE REQUIREMENTS 4.1Input Cables4.2Output Cables 5.RACK-MOUNTINGREQUIREMENTS 5.1MechanicalPowerflex 6.FRONT PANEL INDICATORS 6.1Power Switch6.2Signal Indicator 6.3Clipping Indicator7.REAR PANEL FEATURES 7.1Input Connectors 7.2Input Ground Switch 7.450Hz Low Cut Switch7.6Stereo/Mono Switch 7.3Multi-ChannelOperationPowerflex 7.9AC Inlet8.SELF-PROTECTIONFEATURES Six Channel Setup dual stereo Dual Mono Setup9.1 Individual Channel Setup 9.2 Dual Mono SetupBridged Mono Setup 9.3 Bridged Mono Setup9.4 Typical PA Setup Stereo/Mono Switches - In11.TROUBLESHOOTING TIPS 11.1No Audio Output 10.DESIGN THEORY12.POWERFLEX DIMENSIONS 11.2Distorted Sound 11.313.SPECIFICATIONS PowerflexPowerflex PowerflexPhone 716 872-0010Fax 716 Toll Free ASHLY AUDIO INC. 847 Holt Road Webster, NY6250-3