Related Manuals for Alto EQU Series
Summary of Contents for Alto EQU Series
- Page 1 User's Manual EQU Series 15/31 Band Graphic Equalizer www.altoproaudio.com Version 2.0 Dec. 2002 English...
- Page 2 the recommended fuse type as indicated in this manual. SAFETY RELATED SYMBOLS Do not short-circuit the fuse holder. Before replacing the fuse, make sure that the product is OFF and disconnected CAUTION from the AC outlet. RISK OF ELECTRIC SHOCK DO NOT OPEN Protective Ground This symbol, wherever used, alerts you to the pre-...
- Page 3 Preface Dear Customer: Thanks for choosing LTO Graphic Equalizer and thanks for choosing one of the results of LTO AUDIO TEAM job and researches. For our LTO AUDIO TEAM, music and sound are more than a job...are first of all passion and let us say...our obse -ssion! 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.
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Page 4: Table Of Contents
TABLE OF CONTENT 1. INTRODUCTION ...........................4 2. FEATURE LIST .............................4 3. CONTROL ELEMENTS .........................4 3.1 The Front Panel 3.2 The Rear Panel 4. INSTALLATION & CONNECTION .......................8 4.1 Mains Connection 4.2 Audio Connection - Wiring Configuration - In Line Connection - Insert Points Connection 4.3 Rack Mounting 5. -
Page 5: Introduction
With the EQU Series you have acquired an extremely musical and flexible Graphic Equalizer. The high-end EQU Series are based on many years of experience and are designed to provide a permanent precise equalization to the musician, performer, studio engineer and sound contractor. The EQU Series can be used wherever is requested to modify the frequency "contour"... - Page 6 EQU131VU Front Panel 31 Band Graphic Equalizer POWER OUTPUT EQU131VU HI-PASS LOW-PASS BY-PASS RANGE 40Hz 16 KHz CLIP 31.5 1.25K 1.6K 2.5K 3.15K 6.3K 12.5K LEVEL POWER 3 12 13 5 EQU231VU Front Panel 31.5 1.25K 1.6K 2.5K 3.15K 6.3K 12.5K LEVEL HI-PASS...
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Page 7: The Rear Panel
2.Level control This control sets the input signal level to the equalizer. Its "0dB" position is unity gain (no boost or attenuation). If the clip LED (5) is light continuously, turndown this control until it only flickers occasionally. 3.High pass filter This button electronically inserts a filter into the signal path, which cuts the low frequencies at 40Hz (12dB per octave). - Page 8 EQU2215 Rear Panel RISK OF FIRE-REPLACE FUSE AS MARKED Rheinland Production inspected MODEL PUSH PUSH SERIAL TIDE TIDE EQU131VU Rear Panel RISK OF FIRE-REPLACE FUSE AS MARKED PUSH MODEL Rheinland Production inspected TIDE SERIAL LIFT EQU231VU/ EQU231LED Rear Panel PUSH TIDE RISK OF FIRE-REPLACE FUSE AS MARKED...
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Page 9: Installation & Connection
The EQU Series Graphic Equalizer presents with balanced XLR & 1/4" TRS and unbalanced RCA connectors, and it can be interfaced by several ways to support a variety of applications without any signal loss. The EQU Series Graphic Equalizer can be used on a single instrument by connecting to a mixing console's main inserts, or on an entire mix "in-line"... -
Page 10: In Line Connection
The most secure mounting is on a universal rack shelf available from various rack manufactures or your music dealer. The EQU Series fits into one standard 19" rack unit of space, but the EQU131 and EQU215 will be 1H height, the EQU231TWIN will be 4H height, while the other four models: EQU2215, EQU131VU, EQU231VU and EQU231LED will be 2H height. -
Page 11: Application
5.1 The Sound Frequency In recording studios as well as stage or radio plays, the EQU Series Graphic Equalizer will be your valuable sound tool to modify the frequency "contour" of a sound. But first of all, you should clarify the typical frequency of each instrument and voice, so that can you obtain nice results in terms of sound characterization. -
Page 12: Equalizer In Sound Reinforcement Systems
Fix a track that does not sound quite right, put the EQU Series Equalizer in an effects send and return it to the mix bus. -
Page 13: Technical Specifications
6. TECHNICAL SPECIFICATIONS Type 1 31 Band: 1/3 octave , ISO spacing (1H series) QU131 2 15 Band: 2/3 octave , ISO spacing (1H series) EQU215 2 15 Band: 2/3 octave , ISO spacing (2H series) EQU2215 1 31 Band: 1/3 octave , ISO spacing (2H series) EQU131VU 2 31 Band: 1/3 octave , ISO spacing (2H series) EQU231VU / 231LED... -
Page 14: Warranty
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. - Page 15 Tel: 886-4-22313737 email: info@altomobile.com Fax: 886-4-22346757 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...