Krell-industries Evolution Uživatelský manuál

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Strany 1 - EVOLUTION

OWNER’S REFERENCEEVOLUTIONEVOLUTION AMPLIFIERS302 AND 402 STEREO403 THREE-CHANNEL600 AND 900 MONAURAL

Strany 2 - IMPORTANT SAFETY INSTRUCTIONS

10TechnologyActive Cascode TopologyA unique circuit technique that minimizes distortion by applying from 2 to 3 timesmore active devices to each gain

Strany 3 - Contents

11Unpacking and PlacementThis section describes the procedures for safely unpacking and placing yourEvolution amplifier. The amplifier and accessories

Strany 4 - List of Illustrations

12PlacementBefore you install an Evolution amplifier into your system, please follow the guide-lines in this section to select a location for your com

Strany 5 - A Letter from Dan D’Agostino

13SECTION THREEAnatomy of an Evolution AmplifierThis section describes Evolution amplifier functions. Figure 1 Evolution Amplifier Front Panel (Evolu

Strany 6 - Features

14Front Panel DescriptionSee Figure 1 on the previous pageEvolution amplifier front panel functions are described below:Power1 Power ButtonPress this

Strany 7 - CAST Basics

15Figure 2 Evolution 302 Stereo Amplifier Back Panel3 Loudspeaker Binding Posts4 CAST Inputs5 Single-ended Inputs6 Balanced Inputs712 VDC Out/In (12 V

Strany 8 - The Best Musical Performance

16Figure 3 Evolution 402 Stereo Amplifier Back Panel 3 Loudspeaker Binding Posts4 CAST Inputs5 Single-ended Inputs6 Balanced Inputs712 VDC Out/In (12

Strany 9 - Definition of Terms

17Figure 4 Evolution 403 Multi-channel Amplifier Back Panel3 Loudspeaker Binding Posts4 CAST Inputs5 Single-ended Inputs6 Balanced Inputs7 12 VDC Out

Strany 10 - Technology

18Figure 5 Evolution Monaural Amplifier Back Panel (Evolution 600 shown)3 Loudspeaker Binding Posts4 CAST Input5 Single-ended Input6 Balanced Input7

Strany 11 - Unpacking and Placement

19Back Panel DescriptionSee Figure 2, 3, and 4 on the previous pagesThe amplifier back panel provides access to the input and output connections, 12 V

Strany 12 - Placement

Evolution 302, 402, 403, 600 and 900 Power Amplifiers Owner’s Reference, v07.0Krell Industries, Inc.45 Connair RoadOrange, CT 06477-3650 USAThis produ

Strany 13 - SECTION THREE

20Remote Connections7 12 VDC In/Out (12 V Trigger)The 12 V trigger allows you to turn the Evolution amplifier on or off, or to andfrom stand-by, from

Strany 14 - Front Panel Description

21SECTION FOURConnecting an Evolution Amplifier to Your SystemThis section describes Evolution amplifier connections. Each Evolution amplifierchannel

Strany 15

22Evolution DC Protection Circuitry/Using Tube PreamplifiersThe high DC output of tube preamplifiers may exceed the active DC protectioncircuitry of t

Strany 16

23Evolution Amplifier OperationThe Evolution amplifiers are easy to operate.IMPORTANTWhen powering up any system, turn the amplifier on last. When pow

Strany 17

24Troubleshooting System NoiseAC grounding becomes critical when connecting high-performance audio compo-nents. When you mix and match high-performanc

Strany 18

25Error CodesIn the event of a problem, the power status indicator (2) will flash error code(s) inred. Errors are identified by a sequence of 3, 4, or

Strany 19 - Back Panel Description

26Questions and AnswersQ. Should I leave my Evolution amplifier on at all times?A. For maximum amplifier performance, leave the back panel power break

Strany 20 - Remote Connections

27WarrantyKrell products have a limited warranty. Amplifiers, preamplifiers, preamp/processors,and receivers carry a limited warranty of five years fo

Strany 21 - Single-ended Connections

28If the product is serviced by a distributor who did not import the unit, there may bea charge for service, even if the product is within the warrant

Strany 22 - Connection Steps

Return Authorization ProcedureHow to Expedite ServiceIf you believe there is a problem with your component, please contact your deal-er, distributor,

Strany 23 - Evolution Amplifier Operation

3ContentsList of Illustrations, page 4A Letter from Dan D’Agostino, page 5SECTION ONE: Evolution Amplifier Features and Technology, page 6Features, Re

Strany 24 - Troubleshooting System Noise

SpecificationsMeasurement Evolution 302 Amplifier Evolution 402 AmplifierFREQUENCY RESPONSE 20 Hz to 20 kHz +0, –0.10 dB <0.5 Hz to 180 kHz +0, –3

Strany 25 - Error Codes

31(Specifications continued)Measurement Evolution 403 AmplifierFREQUENCY RESPONSE20 Hz to 20 kHz +0, –0.18 dB<0.5 Hz to 120 kHz +0, –3 dBSIGNAL-TO-

Strany 26 - Questions and Answers

32(Specifications continued)Measurement Evolution 600 Amplifier Evolution 900 AmplifierFREQUENCY RESPONSE20 Hz to 20 kHz +0, –0.18 dB <0.5 Hz to 12

Strany 27 - Warranty

OWNER’S REFERENCEV07.0KRELL INDUSTRIES, INC.45 CONNAIR ROADORANGE, CT 06477-3650 USATEL: 203-298-4000 • FAX: 203-891-2028E-MAIL: [email protected]

Strany 28

4List of IllustrationsFigure 1, page 13Evolution Amplifier Front PanelFigure 2, page 15Evolution 302 Back PanelFigure 3, page 16Evolution 402 Back Pan

Strany 29

5A Letter from Dan D’AgostinoDear Audio Enthusiast,Thank you for your purchase of a Krell Evolution Series amplifier.Evolution Series amplifiers conti

Strany 30 - Specifications

6SECTION ONEEvolution Amplifier Features and TechnologyThis section describes the innovative features and technology of the EvolutionSeries amplifiers

Strany 31 - Specifications continued)

7Revolutionary Krell CAST TechnologyCurrent Audio Signal Transmission, termed CAST, is a revolutionary method ofconnecting analog audio components for

Strany 32

8Krell Current Mode maintains the integrity of the signal within the component andCAST preserves the transmitted signal between components. Together,

Strany 33 - VOLUTION AMPLIFIERS

9Definition of TermsThe following are definitions of key terms used in this owner’s reference:Inputs and OutputsBalanced A symmetrical input or output

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