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Alto MISTRAL 400 User Manual

Stereo power amplifier
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R
LTO
User's Manual
MISTRAL 400
STEREO POWER AMPLIFIER
www.altoproaudio.com
Version 1.0 NOV. 2007
English

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Summary of Contents for Alto MISTRAL 400

  • Page 1 User's Manual MISTRAL 400 STEREO POWER AMPLIFIER www.altoproaudio.com Version 1.0 NOV. 2007 English...

  • Page 2: Important Safety Instruction

    IMPORTANT SAFETY INSTRUCTION CAUTION WARNING To reduce the risk of electric shock RISK OF ELECTRIC SHOCK and fire, do not expose this equipment DO NOT OPEN to moisture or rain. TO REDUCE THE RISK OF ELECTRIC SHOCK PLEASE DO NOT REMOVE THE COVER OR Dispose of this product should THE BACK PANEL OF THIS EQUIPMENT.

  • Page 3: In This Manual

    1. INTRODUCTION Thank you for your purchasing the MISTRAL 400. The MISTRAL 400 is a line of high power, low profile, professional Power Amplifiers with advanced features and great reliability. It delivers tremendous power in only one rack space, providing high level performance under the most demanding conditions.

  • Page 4: Control Elements

    3. CONTROL ELEMENTS Front panel 1 POWER SWITCH It switches the amplifier ON and OFF. 2 CLIP LED When the signal distortion reaches or surpasses 0.5% , the LED lights up. This means the output level of signal source is too high and it is time to reduce the input level until the LED turns off.

  • Page 5: Limiter Switch

    These connectors are used to connect the input signal of CH 1 and CH 2 separately. MODE SELECTOR The MISTRAL 400 power amplifier presents two operating modes: - Stereo Mode In this mode, CH 1 and CH 2 operate independently (as a normal stereo amplifier).

  • Page 6: Input Connector

    4. APPLICATION The MISTRAL 400 amplifier provides two operating modes: stereo mode and bridge mode, you can decide each specific operating mode according to your actual application circumstance. Please see following diagram for connecting the power amplifier into your audio system.

  • Page 7: Stereo Mode

    4. APPLICATION - Stereo Mode Input Connector Balanced INPUT POWER Apparaten skall anslutas INPUT OUTPUTS till jordat uttag nar den TIP/PIN 2 TIP/PIN 2 POS NEG ansluts till ett natverk RING/PIN 3 RING/PIN 3 SLEEVE/PIN 1 SLEEVE/PIN 1 TIDE TIDE MODE LIMITER AC INPUT: 110-120V 50-60Hz...
  • Page 8 4. APPLICATION - Bridge Mode In this mode, the CH 1 input signal will be output from the bridge output connector. On the other hand, the output level control of CH 2 should be turned down to minimum (turn the volume control at counterclockwise). Only the volume control of CH 1 is used to control the volume of the whole system.

  • Page 10: Warranty Registration Card

    6. WARRANTY 1. WARRANTY REGISTRATION CARD To obtain Warranty Service, the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date. All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status, so as to provide a more effective and efficient after-sales warranty service.
  • Page 11 SEIKAKU TECHNICAL GROUP LIMITED NO. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan http://www.altoproaudio.com Tel: 886-4-22313737 email: alto@altoproaudio.com Fax: 886-4-22346757 All rights reserved to ALTO. All features and content might be changed without prior notice. Any photocopy, translation, or reproduction of part of this manual without written permission is forbidden.

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