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Alto DIGITAL X OVER manual

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Table of contents for the manual

  • Page 1

    LTO R www .altoproaudio.com English User's Manual L TODRIVE3.4 3 W A Y STEREO DIGIT AL X OV ER V ersion 1.2 Januar y 2003[...]

  • Page 2

    1 SAFETY RELA TED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Protective Grounding Make sure to connect the protective grounding to prevent any electric shock before turning ON the apparatus. Never cut off the internal or external protective grounding wire or disconnect the wiring of protective grounding terminal. This symbol, wherever it ap[...]

  • Page 3

    2 Dear Customer: PREF ACE Thanks for choosing L T ODRIVE3.4 and thanks for choosing one of the results of L TO AUDIO TEAM job and researches. For our L T O AUDIO TEAM , music and sound are more than a job... are first of all passion and let Us say our obsession! We have been designing professional audio products for a long time in cooperation with [...]

  • Page 4

    3 T ABLE OF CONTENTS 1. INTRODUCTION .......................................................................................... ..........4 ........ 2. FEA TURE LIST ..............................................................................................................4 3. ................................................ FRONT AND BACK P ANE[...]

  • Page 5

    1. INTRODUCTION 2. FEA TURE LIST Single Rack Unit Robust and Compact Design 24 32-bit High Speed Signal Processor Open Architecture for Easy Software Updates Windows Editor for Easy to Use and Powerful Pc Based MIDI Remote Control 5 Parametric EQ for Each Channel Band Pass Filter Available (Until 24dB/Oct) for Each Output Channel Up to 0.5 sec. of [...]

  • Page 6

    3.2.The Rear Panel Inputs(14) These are XLR balanced connectors which connect to sources such as the channel inserts on mixing consoles. They may be used with nominal input levels f om consumer to professional audio. r Outputs(15) L T ODRIVE3.4 has 6 outputs, they are XLR balanced connectors which connect to devices such as the channel inserts on m[...]

  • Page 7

    6 4.2.Operational Overview At system startup the following splash screens will be shown on the graphic display . The L T ODRIVE is booting and initializing its hardware and software, loading the last used preset and the user interface. The process lasts a few seconds, afterwards the system goes to the Utility Menu (Utility Led is ON). 4.2.1 UTILITY[...]

  • Page 8

    7 T o save a preset it is necessary to select the Preset item; using the dial it is possible to choose the desired preset number , to be confirmed pressing the Enter key . After data saving, a character string (preset name) will be shown to the user for editing (max 8 chars). Using Left and Right keys the user can move into the string, with the dia[...]

  • Page 9

    8 1/1 P ASSW ORD 000000 PRESET 01 NEW P ASSW ORD T o have complete access to the system, the fields P ASSWORD and NEW P ASSWORD must match. If the user wants to restrict system access, it is sufficient to change the P ASSWORD field. In this condition the user is not able to access UTILITY functions, except the P ASSWORD screen. If the user wants to[...]

  • Page 10

    9 This function allows to configure the signal input/output path: 1/1 indicates the number of page; when it's selected it is possible to get back to the main menu pressing the Esc key . With the Up/Down keys it is possible to select the inputs and the outputs sequentially . In the pictures below the selection sequence is shown. 1/1 ROUTING R L[...]

  • Page 11

    10 This graphic screen shows the frequency response of the channel. Use Up/Down/Left/Right keys to select one of the five fields: Page Number , Filter Number , Gain, Frequency , Bandwidth. The selected value can be changed by means of the dial. The selected filter's frequency will be shown by a vertical segment on the display (see above). When[...]

  • Page 12

    11 This graphic screen shows the frequency response of the channel. Use Up/Down/Left/Right keys to select one of the five fields: Page Number , Filter Number , Gain, Frequency , Bandwidth. The selected value can be changed by means of the dial. The selected filter's frequency will be shown by a vertical segment on the display (see above). When[...]

  • Page 13

    12 Use Up/Down/Left/Right keys to select one of the five fields: Page Number , Polarity , Limiter Threshold, Limiter Release, Limiter Attack; the selected values can be changed by means of the dial. T o access the precedent page select page number and press Esc. When the current preset has been edited, it is necessary to save this preset by means o[...]

  • Page 14

    13 5.2. L TODRIVE3.4 2-W ay Input, 6- Way Output (High, High, Low , Low , Sub, Sub Level) If you want to present your L T ODRIVE3.4 in a 2-way input, 6-way output (high, high, low , level) low , sub, sub please connect the unit to your system as the following illustration step by step: application, 1.Set the input /output path as the following conn[...]

  • Page 15

    Parameter Controller V alue setting Legend B a n k 0 0 ,1 ,2 Mode Channel Mode Channel 22 22 0, 1 2, 3, 4, 5, 6, 7 Input Left, Input Right Output 1, 2, 3, 4, 5, 6 Output V olume 7 0,..., 48 Select Mode Channel 12 / 12 dB High Pass Filter High Pass Filter 17 17 0,..., 120 0, 1, 2, 3, 4 Mode Channel = 2, 3, 4, 5, 6, 7 Bank=0 Mode Channel = 2, 3, 4, 5[...]

  • Page 16

    3. After MIDI use of AL T ODRIVE3.4 it's advisable to run a manual STORE to save preset changes done by means of the external controller . After saving, reboot the AL TODRIVE3.4 to use it as a stand-along unit. 4. When setting and resetting mutes (controller 23) by MIDI, the relative LEDs are NOT actived. MIDI Controllers V alues Amplitude 15d[...]

  • Page 17

    7.TECHNICAL SPECIFICA TIONS Input Channel Digital Input Gain /+ 12 dB / step 0.5 dB 4 Parametric Filters Gain /+ 15 dB / step 0.5 dB Freq 20 Hz 20 KHz step 1/12 oct BandWidth 0.05 oct 3 oct / step 0.05 oct Delay line Up to 512 ms minimum step 21us Output Channel Digital Out V olume /+ 12 dB / step 0.5 dB Delay line Up to 512 ms minimum step 21us 5 [...]

  • Page 18

    17 Power Supply Connector type 3 poles DIN (female) Ty p e Servo controlled, Switching fuse 210 240V : T250mAL 250V AC 95 120V : 500mAL 250V AC AC Input 95 240V~60 50Hz rated power consumption 15W User Interface Graphic display 128 64 dots Keyboard 14 user keys/ 8LED s Vu m e t e r 2 6 LEDs Physical Size Standard 19"rack Mounting Dimensions 48[...]

  • Page 19

    8. W ARRANTY 1. W ARRANTY REGISTRA TION CARD T o obtain W arranty 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 W arranty Registration Card gives the manufacturer a better under- standing of the sales status, so as to purport a m[...]

  • Page 20

    SEKAKU ELECTRON IND. CO., L TD NO.1, LANE 17, SEC. 2, HAN SHI WEST ROAD, T AICHUNG, 401 T AIWAN http://www .altoproaudio.com T el:886-4-22313737 email: alto@altoproaudio.com Fax:886-4-22346757 All rights reserved to AL T O. All features and content might be changed without prior notice. Any photocopy , translation, or reproduction of part of this m[...]