STEREO POWER
AMPLIFIER
LTO
R
www.altoproaudio.com
Version 1.0 DEC 2003
English
User's Manual
MISTRAL900/1500
Page 1: ...STEREO POWER AMPLIFIER LTO R www altoproaudio com Version 1 0 DEC 2003 English User s Manual MISTRAL900 1500 ...
Page 2: ... flame sources such as lighted candles should be placed on the apparatus IMPORTANT SAFETY INSTRUCTIONS Read these instructions Heed all warnings Follow all instructions Keep these instructions Only use attachments accessories specified by the manu facturer Power Cord and Plug Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider tha...
Page 3: ...ents ur job we d like to share with you our work and our dreams paying attention to your suggestions Following this idea we create our products and we will create the new ones From our side we guarantee you and we will guarantee you also in future the best quality and the best fruits of our continuous researches and the best prices Our LTO MISTRAL1500 900 Stereo Power Amplifier is the result of ma...
Page 4: ...TABLE OF CONTENTS 1 INTRODUCTION 4 2 FEATURES 4 3 CONTROL ELEMENTS 5 3 1 The Front Panel 3 2 The Rear Panel 4 APPLICATION 8 4 1 Stereo Mode 5 TECHNICAL SPECIFICATIONS 11 6 WARRANTY 12 3 4 2 Bridge Mode ...
Page 5: ...der the most demanding conditions An automatic speed fan matches cooling capacity with heat requirements The amplifier frame contains all solid state circuitry using complementary silicon output devices The amplifier is supplied with a single moulded AC cord having an appropriate AC plug for the intended operating voltage The amplifier employs forced air cooling with a variable speed fan for minim...
Page 6: ...500 CH2 3 CONTROL ELEMENTS 3 1 Front Panel 1 5 2 4 6 3 6 12 14 7 8 11 13 9 Power Switch Turn the unit power on or off 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 input level until clip led turning off Output Limiter Led While the unit is limiting the output signal the Led lighting u...
Page 7: ...l control of channel 2 should be turn down to smallest Fan The fan can accelerate the flow of air to lower the temperature inside unit The inside temperature determines the fan speed which controls the inside air flowing speed Power Source Socket It is used to connect power cord after setting the proper voltage connect one end of power cord with the unit and another end with mains Manual Reset Pus...
Page 8: ...H2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 MODE BRIDGE STEREO INPUT CH2 CH1 LIMITER OFF ON 1 2 3 2 1 3 NEW TIDE 2 1 3 NEW TIDE 1 2 3 7 4 APPLICATION 4 1 Stereo Mode In this mode Channel 1 and Channel 2 operate independently just as traditional stereo amplifier The signal input into channel 1 can be output from channel 1 onl...
Page 9: ...O BREAKER PARALLEL OUTPUT PARALLEL OUTPUT OUTPUT2 OUTPUT1 POWER OUTPUTS CH1 1 1 POS NEG CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 MODE BRIDGE STEREO INPUT CH2 CH1 LIMITER OFF ON 1 2 3 2 1 3 NEW TIDE 2 1 3 NEW TIDE 1 2 3 8 1 2 3 GND INPUT Input Connector Balanced Channel 2 Channel 1 Channel 2 1 2 3 GND INPUT Input Connecto...
Page 10: ...2 3 SERIAL MODEL Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk CH1 CH2 BRIDGE MONO BREAKER PARALLEL OUTPUT PARALLEL OUTPUT OUTPUT2 OUTPUT1 POWER OUTPUTS CH1 1 1 POS NEG CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 MODE BRIDGE STEREO INPUT CH2 CH1 LIMITER OFF ON 1 2 3 2 1 3 NEW TIDE 2 1 3 NEW TID...
Page 11: ...2 should be turn down to smallest turn the volume control at counterclockwise volume Only the control of channel 1 is used to control the volume of whole system Input Connector Balanced 1 2 3 GND INPUT Channel 2 Channel 1 Channel 1 1 2 3 GND INPUT Input Connector Balanced Channel 2 Channel 1 Channel 1 MODE Release this button MODE Release this button SERIAL MODEL Apparaten skall anslutas till jord...
Page 12: ...d 20K ohms balanced 56 36dB FRONT AC SWITCH CH1 CH2 GAIN KNOBS Continuously variable speed fan rear to front air flow On off muting DC fault load grounding relay Internal fault fuses 200 240 100 120 Vac 50 60Hz 19 48 3 cm rack mounting 3 5 8 9 cm tall 2 rack spaces 15 9 40 cm deep rack mounting to rear support ears 11Kg 190W 300W 600W PRELIMINART Indicators 1 per channel Connectors each channel Co...
Page 13: ...TO of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 3 During the warranty service may repair or replace this product at its own option at no charge to you for LTO parts or for labor in accordance with the right side of this limited warranty 3 4 This warranty does not apply to the damages to this product that occurred as the following conditions Normal...
Page 14: ...4 22346757 All rights reserved to ALTO Mobile Due to continued development in response to customer feedback product features specifications and or internal external design may be changed without prior notice No photocopying translation or reproduction of any part of this user manual is allowed without prior written permission Copyright 2004 Seikaku Technical Group Limited c ...
