Krell Industries manual KAV-250a Amplifier

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KAV-250a

Amplifier

KrelPIndustries, Inc.

45 Connair Road

Orange, CT 06477-3650 USA

TEL 203-799-9954

FAX 203-799-9796 E-MAILkrell @krellonline.com

CONTENTS

 

Page

INTRODUCTION

3

UNPACKING

3

PLACEMENT

3

Cabinetry Considerations

4

AC PowerGuidelines

4

CONNECTINGTHE KAV-250a

 

TO YOUR SYSTEM

4

Input and Output Connections

4

Linking Multiple Amplifiers

5

Configuring the KAV-250a

 

for Bridged Operation

6

AM PLIFIER OPERATION

7

On/Off and Stand-by Operation

"7

SystemNoise Considerations

7

WARRANTY

8

RETURNAUTHORIZATION

 

PROCEDURE

9

SPECIFICATIONS

12

ILLUSTRATIONS

 

 

Page

THE KAV-250a BACKPLATEAND

 

CONNECTIONS FOR BRIDGED

 

OPERATION

6

®

©1997byKRELLIndustries,Inc. All rights reservedP/N19608,0230,0000

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Contents AVH-eO~ KAV-250a Amplifier Introduction PlacementCE MarkingUnpacking Connecting the KAV-250a to Your System Linking Multiple Amplifiers TM Ti Multi AmpThroughput MAT KAV-250a Backplateand Connectionsfor Bridged Operatin Amplifier Operation SystemNoise ConsiderationsWarranty ReturnAuthorization Procedure Specifications KAV-250a

KAV-250a specifications

Krell Industries has long been synonymous with high-fidelity audio equipment, and the KAV-250a amplifier stands as a testament to the company's dedication to producing premium sound solutions. This powerful amplifier is engineered to deliver exceptional performance, making it a sought-after component for audiophiles and home theater enthusiasts.

The KAV-250a is a solid-state amplifier, featuring Krell's renowned fully complementary circuit topology. This design principle ensures that both positive and negative signal paths are treated equally, resulting in a cleaner and more precise audio output. With a power rating of 250 watts per channel into 8 ohms, and an impressive 500 watts per channel into 4 ohms, the KAV-250a can easily drive a wide range of loudspeakers, from efficient models to more demanding ones.

One of the standout characteristics of the KAV-250a is its sophisticated power supply. It incorporates a massive toroidal transformer and large reservoir capacitors, which not only enhance dynamic range but also contribute to the amplifier's ability to reproduce transient sounds accurately. This robust power supply design allows for impressive control over the speakers, resulting in tight bass response and a more engaging listening experience.

The KAV-250a also features Krell's proprietary Cast technology, which is designed to minimize distortion and maximize signal fidelity. This balanced differential circuit helps maintain the integrity of the audio signal throughout the amplification process, ensuring that listeners experience music exactly as the artist intended. Additionally, the amplifier is designed with both balanced XLR and single-ended RCA inputs, providing flexible connectivity options for various audio sources.

Thermal management is another key consideration in the KAV-250a's design. The amplifier incorporates a sophisticated heat sink system that efficiently dissipates heat, ensuring reliable performance even during extended listening sessions. This attention to cooling not only protects the internal components but also contributes to the overall longevity of the unit.

In summary, the Krell KAV-250a amplifier embodies the pinnacle of audio innovation and engineering excellence. Its powerful performance, advanced technologies, and high-quality build materials position it as a leading choice for those seeking to enhance their audio system. Whether for critical listening or immersive home theater applications, the KAV-250a delivers an unparalleled audio experience that truly reflects Krell's legacy in high-end audio.