Cambridge Audio 840A user manual Technical Specifications

Page 23

TECHNICAL SPECIFICATIONS

 

840A

Power Output

120W RMS into 8 Ohms

 

200W RMS into 4 Ohms

THD (unweighted)

< 0.0015% 1 kHz

 

at 80% of rated power

 

< 0.015% 20 Hz - 20 kHz

 

at 80% of rated power

Frequency Response

10 Hz - 50 kHz +/- 1 dB

S/N ratio (ref 1W/8 Ohm)

> 83 dB

Input impedances

Input 1 (balanced) 10 kOhm

 

Inputs 2-7 68 kOhm

 

Tape Input 68 kOhm

Power Amp damping factor

> 110 at 1 kHz

Max power consumption

800W

Minimum power consumption

Active (no signal) 70W

 

Standby 7W

Bass & Treble controls

Shelving type

 

Max bass boost/cut +/- 10 dB at 10 Hz

 

Max treble boost/cut +/- 7.5 dB at 20 kHz

Dimensions (H x W x D)

115 x 430 x 385mm

 

(4.5 x 16.9 x 15.2”)

Weight

15.0kg (33Lbs)

840A Class XD integrated amplifier

This guide is designed to make installing and using this product as easy as possible. Information in this document has been carefully checked for accuracy at the time of printing; however, Cambridge Audio's policy is one of continuous improvement, therefore design and specifications are subject to change without prior notice. If you notice any errors please feel free to email us at: support@cambridgeaudio.com

This document contains proprietary information protected by copyright. All rights are reserved. No part of this manual may be reproduced by any mechanical, electronic or other means, in any form, without prior written permission of the manufacturer. All trademarks and registered trademarks are the property of their respective owners.

Incognito and Incognito Ready are trademarks of Cambridge Audio Ltd. All rights reserved. Class XD Technology International Patent Pending Cambridge Audio Ltd.

© Copyright Cambridge Audio Ltd 2006

A-BUS and A-BUS Ready are registered trademarks of LeisureTech Electronics Pty Ltd Australia.

Azur Class XD integrated amplifier 23

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Contents Azur 840A Contents Introduction 840A Class XD integrated amplifierPlug Fitting Instructions UK Only Safety PrecautionsChecking the Power Supply Rating Important Safety Instructions Rear Panel Connections Tape In/Out RS232C BUS Ready/Incognito Ready multi-room outputsInput 1 Balanced Audio Preamp OutPhones Front Panel ControlsStandby/On Infrared sensor VolumeMode Bass and TrebleSpeakerA/B Speaker A/B Remote ControlNumerical buttons MuteTape connection ConnectionsBasic connection Preamp Out connections Speaker B connectionsBalanced audio connections Balance Operating InstructionsSpeaker A/B Amplifier Setup Fixed level inputs Volume displayInput gain trim 640T On/Off control menuPS10 MULTI-ROOMRemote control commands positive Custom Installation C.I. USEOvervoltage/overcurrent detection Over temperature detectionCAP5 Five WAY Protection System DC detectionIntelligent clipping detection Short circuit detectionTroubleshooting 840A Technical SpecificationsLimited Warranty 840A Class XD integrated amplifier Azur 840A