MP2D User's Manual TWO CHANNELS MICROPHONE / INSTRUMENT PREAMPLIFIER WITH STEREO BUS R LTO www.altoproaudio.com Version 1.
SAFETY RELATED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol, wherever used, alerts you to the presence of un-insulated and dangerous voltages within the product enclosure. These are voltages that may be sufficient to constitute the risk of electric shock or death. This symbol, wherever used, alerts you to important operating and maintenance instructions. Please read. Protective Ground Terminal AC mains (Alternating Current) Hazardous Live Terminal ON: Denotes the product is turned on.
PREFACE Thank you for choosing LTO MP2D Two Channels Microphone / Instrument Preamplifier with Stereo Bus and thanks for choosing one of the results of LTO AUDIO TEAM job and research. For our LTO AUDIO TEAM, music and sound are more than a job ... is first of all passion and let us say our obsession! We have been designing professional audio products for a long time in cooperation with some of the major brands in the world in the audio field.
TABLE OF CONTENTS 1. INTRODUCTION..................................................................................................................................................4 2. FEATURES...................................................................................................................................... ...................4 3. CONTROL ELEMENTS......................................................................................................................................4 4.
1. INTRODUCTION Congratulation! Now you are the owner of the MP2D Two Channel Microphone / Instrument Preamplifier with Stereo Bus, which is provided with 129dB of signal to noise ratio and 0.007% of THD. Each channel provides an 1/4 inch instrument socket , individual phantom power, phase reverse and high pass filter. It is equipped with a "vintage" function to add warm, tube-like sounds to your mix.
5 High Pass Filter Switch The unit provides an 80Hz high pass filter for each channel. You will activate the filter by pressing this switch. This filter is useful for eliminating extraneous low-end information from the signal being amplified. Frequencies from eighty hertz and below are cut from the incoming signal. But never press the switch when in music or bass musical instrument application or the plump bass of music, or musical instrument will disappear.
15 AC Inlet Standard IEC receptacle, connect your MP2D to mains with the supplied power cord. Before powering up your MP2D for the first time, make certain the stated power requirement of the instrument matches the voltage supplied in the country. Failure to do so could result in injury to the user and the probability of irreparable damage to the unit is highly likely.
4. INSTALLATION AND CONNECTION 4.1 Mains Connection 4.2 Audio Connection The MP2D presents with balanced XLR & 1/4" TRS and combo connectors, and it can be interfaced by several ways to support a variety of applications without any signal loss. The MP2D can be used on a single instrument by connecting to a mixing console's main inserts, or on an entire mix "in-line" between a mixing console's outputs and a power amplifier.
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7. 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 purport a more effective and efficient after-sales warranty service.
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. Copyright c 2005 SEIKAKU GROUP NF02205-1.
