Alto MAXIDRIVE3.4 COMPACT User Manual Download Page 39

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8. TECHNICAL SPECIFICATIONS

Peak, 6dB Lo-Shelf, 12dB Lo-Shelf, 6dB Hi-Shelf, 12dB Lo-Shelf, Notch

-24dB, -18dB, -12dB, -6dB, CLIP relative to Clip point (+20dBu)

-24dB, -12dB, -6dB, LIMIT relative to limiter threshold setting, CLIP

INPUT section

Connectors

2 x COMBO

Nominal input sensitivity

0 dB (0.775 V)

Input Impedance

30kOhm, electronically balanced

Maximum Input Level

+20dBu

Input Gain

-30 / +6 dB variable in 0.5 dB steps

Output Section

Connectors

6 x XLR-M

Output Impedance

600 Ohms, electronically balanced

Nominal Output Level

0 dBu

Maximum Out put Level

+20 dBu

Output Gain

-30 / +6 dB variable in 0.5 dB steps

DSP Section

A/D converters

20 bit

D/A converters

20 bit

Internal dynamics

40 bit

Sampling frequency

48 kHz

Features

Configuration

2-WAY STEREO, 3-WAY STEREO, 2,3,4,5,6-WAY MONO

Crossover Filters Type

Bessel, Butter worth or Linkwitz- Riley

Crossover Filters Slope

6, 12, 18, 24, or 48dB per octave

Delay Step

21 microseconds minimum

Max Delay time

2621 ms (inputs), 291 ms (outputs)

EQ filters

Up to 40 maximum (depending on the crossover slope)

EQ Gain

+/15dB, variable in 0.5dB steps

EQ Bandwidth

0.05 to 3.00 octaves, variable in 0.05 steps

EQ freq

15.6 Hz to 16 kHz

Dynamics

Digital limiter on all the output

Communications

9-pin RS232, XLR-F RS485 IN, XLR-M RS485 OUT

General Performance

Frequency Response

20Hz - 20kHz, 0.25dB

Dynamic range

>117dB 20Hz to 20kHz

Channel Separation

>100dB 20Hz to 20kHz

Distortion (THD)

0.05%, 20Hz to 20kHz

Input Meter

Output Metering

Memories

FACTORY PRESETS are 10 + 64 USER PRESETS

General

Dimensions

Weight
Power supply

483 44 300 mm

4.0 Kg

see label on the unit

EQ Type

Summary of Contents for MAXIDRIVE3.4 COMPACT

Page 1: ...MAXIDRIVE3 4 COMPACT 3 WAY STEREO DIGITAL CROSSOVER User s Manual LTO R www altoproaudio com Version 1 2 August 2005 English ...

Page 2: ...uct away from naked flames Read these instructions Follow all instructions Keep these instructions Do not discard Heed all warnings Only use attachments accessories specified by the manufacturer Do not tamper with the power cord or plug These are designed for your safety Do not remove Ground connections If the plug does not fit your AC outlet seek advice from a qualified electrician Protect the po...

Page 3: ...ou our work and our dreams paying attention to your suggestions and your comments 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 the best fruits of our continuous researches and the best prices Our AXIDRIVE3 4 COMPACT 3 Way Stereo Digital Crossover is the result of many hours of lis...

Page 4: ...38 9 WARRANTY 39 4 2 Adjust The Input Signal 3 5 THE MENU MAP CONFIGURATION DESCRIPTION 10 5 1 Preset Menu 5 2 Delay Menu 5 3 Edit Menu 5 4 Utility Menu 6 CONNECTIONS 31 7 APPLICATION 32 7 1 Factory Preset Configuration 7 2 Organization 4 3 First Setup 4 4 System Configuration 4 5 Number of Presets 4 6 Type of Preset 4 7 Name of The Preset 4 8 Preset Modifications 4 9 System Protection ...

Page 5: ...elect four modes PRESET DELAY EDIT and UTILITY Pressing MODE repeatedly to reach to the required menu and the corresponding LED will light up You can edit the parameters of the selected menus If none of the menu LEDs is lit the Display shows the name of the current PRESET and no parameters can be modified 5 PREV NEXT button Each menu comprises several pages These buttons allow you to turn over the...

Page 6: ...ing LED In fact the level shown on the ladder is no longer the absolute output level but the level of the signal at 24dB 12dB 6dB compared to the limiter threshold indicated by the orange LIMIT LED 12 AC inlet and fuse holder 13 Power Switch The switch is used to turn the main POWER on and off Note before turning on the unit please make sure the amplifiers of the sound system are off to avoid the ...

Page 7: ...components of your sound system Then connect the main cord and only switch on the MAXIDRIVE3 4 COMPACT The display will show the data regarding with the operating system release for a few seconds M A X D R I V E 3 4 R e l e a s e 1 0 I The function of the RS485 IN port is opposite to RS485 OUT It allows incoming communication between a MAXIDRIVE3 4 COMPACT and PC or other MAXIDRIVE3 4 COMPACT unit...

Page 8: ...io i e an up front distortion free signal keep the signal quite high but make certain the red CLIP LED doesn t light up continually Adjust the MAXIDRIVE3 4 COMPACT input gain if necessary Press the key until the menu LED lights up MODE EDIT Use the and keys to go to the page PREV NEXT Input Gain It is much more important to set the input signal of a digital unit than that of excessively an analog ...

Page 9: ...in figuration and the other utilities loaded in the memory Repeat the settings as explained above At this point the first custom setup can be prepared The following is only the description of setup procedure The detailed specifications of each parameter are shown in the respective paragraphs of the manual Note The regulation of the MAXIDRIVE3 4 COMPACT s parameters is closely related to the charac...

Page 10: ...f PRESETS F Factory PRESETS factory programmed cannot be permanently changed 4 6 Type of PRESET 4 5 Number of PRESETS 10 Factory PRESETS and 64 User PRESETS F 2 x 2 W 2 M A X A 1 3 B 2 4 S 5 6 2 U User PRESETS can be programmed by users 4 7 Name of the PRESET In the example the name indicates a two way stereo system two auxiliary mono outputs F A 1 3 B 2 4 S 5 6 2 2 x 2 W 2 2 M A X These include a...

Page 11: ...r as soon as a new PRESET is loaded includ ing this same PRESET In other words the indication disappears as soon as stored values are accessed If the PRESET isn t saved temporary changes are lost as soon as a new PRESET is loaded including this same PRESET Note temporary changes are kept on the other hand in the buffer memory when the unit is switched on the system maintains exactly the same setti...

Page 12: ...hat can be programmed by users User PRESETS are internal memory areas in which your own personal settings can be saved Note since the system must always be configured there are no empty memory areas All the User and Card areas unused by custom are automatically occupied by the which contains PRESETS Default PRESET a standard start configuration with all the values of the various parameters at zero...

Page 13: ...quired character use to enter the alphanumeric value wanted DIAL after finishing press ENTER 12 S t o r e 2 U 2 x 2 W P r e s e t 2 M A X S t o r e 3 U O p e P r e s e t r a H a l l 1 Use to reach the memory area in which the PRESET is to be saved DIAL Note Factory PRESET Factory PRESETS Factory PRESET User PRESET User In this procedure the areas aren t available since the can not be permanently r...

Page 14: ...SideField 3 Concert1 4 Concert2 5 Concert3 6 Concert4 7 Remote1 8 Remote2 9 Remote2 Incoming Dump MAXIDRIVE3 4 COMPACT 3 SERIAL PORT DUMP SERIAL PORT DUMP SEND Preset 2 Preset 3 Preset 4 Preset 5 Preset 6 Preset 7 Preset 8 Preset 9 Incoming Dump D u m t 2 x O u 2 W 2 M A X P r e s e t 2 U When two or more are connected the PRESET sent by the transmitting MAXIDRIVE3 4 COMPACT MAXI DRIVE3 4 COMPACT ...

Page 15: ...ng Parameters Input Delay delays the signal of an input or the sum of the inputs before sending it to the routing system In this way all the outputs which depend on that input are delayed by the same length of time Also called input Delay is mainly used to compensate for the effects Master Delay dues to the distance between the various speaker enclosures or between various blocks of a complex 14 I...

Page 16: ...measurement unit can be chosen with the function menu submenu Delay Unit UTILITY Units 5 2 2 Output Delay Use this menu page to adjust the delay lines of outputs 1 2 3 4 5 and 6 15 IN A ADC unit m mm ms range step 0 0 900 0 0 5 0 900000 7 0 2621 1 INPUT DELAY us 0 2621438 21 I n p u t D e l a y I N A D E L A Y 7 7 m S O u t p u t D e l a y ...

Page 17: ...show the parameters that can actually be used in the most suitable form of editing Parameters Input Gain Parameters Input EQ Parameters Xover Parameters Output EQ Parameters Output Gain Parameters Output Pol Parameters unit m mm ms range step 0 0 100 0 0 5 0 100000 7 0 291 1 OUTPUT DELAY us 0 291271 21 OUTPUT DELAY Components Loudspeaker Alignment 1 Delayed Virtual Alignment 2 Delayed Virtual OUTP...

Page 18: ...he PREV and NEXT keys use the DIAL to set the value for these parameters The attack can be varied from 0 5 100mS with the 0 5mS per step The release is in the range 0 01s 4 00s with the 0 1s per step The threshold is in the range 80 0 8 with the 0 5 per step The range is in the 80 0 with the 0 5 per step I N A B G A T E o f f I N A B G A T E o f f A T 1 0 m S R L 0 5 0 S T H R 6 0 0 R G 8 0 0 5 3 ...

Page 19: ... curve and Notch filter or the cutoff frequency of Shelv ing curves Allows to choose among Peaking Low or High Shelving with a slope of 6 or 12 dB per octave and Notch filter Peaking Low Shelving High Shelving Notch a Type of filter Peaking Low Shelving High Shelving Notch I N A E Q 1 5 0 k a e P 1 0 2 k 0 0 Each equalizer has 5 pages one for each filter showing the name of the input it affects an...

Page 20: ...rossover allows to divide the into segments that can be used by the individual section of a sound system for example audio signal High Mid Low X o v e r Peaking Notch d Gain Allows to control the boost or cut of the selected frequencies It s not used with the which has a fixed cut Notch Filter Peaking Low Shelving High Shelving I N A E Q 1 5 0 k a e P 1 0 2 k 0 0 ...

Page 21: ... 0 0 z H B e s 0 2 4 O P 1 L P F 1 k 4 6 z H T h r 0 u Each Xover has 2 slightly different pages one for each filter where the name of the output it affects and the type of filter are shown Low Pass Filter High Pass Filter The high pass filter allows all the frequencies above a specific frequency to pass whereas it cuts all the frequencies below it LPF HPF HPF LPF Signal segment obtained with the ...

Page 22: ...t 12 18 24 dB oct 12 24 48 dB oct 15 6Hz 16KHz 15 6Hz 16KHz 0 180 Stp 5 LPF HPF O P 1 L P F 1 k 0 0 z H T h r 0 u 8 1 5 3 5 Output EQ Output equalizer with 5 parametric filters Also called Channel EQ allows to alter the tone of each individual output The characteristics of quality and programmability are identical to those of the Input Equalizer and enable this unit to be used extremely effectivel...

Page 23: ...ays of speaker enclosures in the control of the interpolation between various enclosures or between sections of the same system 5 3 6 Output Gain Output level control Allows to adjust the signal level of each individual output Editing values are between 6dB 30dB with 0 5dB steps 5 3 6 Output Pol Controls the output s polarity Allows to invert the phase of the signal of individual outputs Editing v...

Page 24: ...CK RELEASE 1 ms 10 ms 8 ms 80 ms 45 ms 450 ms O P 1 f f O s a F t O P 1 8 5 o l S w O P 1 f f O o l S w short times suited to rapid Limiter operation Normally more suited to outputs dedicated to high frequencies intermediate times suited to the majority of applications Normally more suited to outputs dedicated long times suited to avoiding rapid repeated level jumps pump effect Normally most Allow...

Page 25: ...ge RX Allows to accept or ignore the PRESET Change command sent via the serial ports from a computer or another MAXIDRIVE3 4 COMPACT when it loads a PRESET The settings can be Ignore PRESET Change commands received Accept and execute PRESET Change commands Comm Setup Preset Change RX Comm Setup Preset Change RX Preset Change RX ID Select in the menu PRESET C m o S t u p m e P e r e t C h a s n g e...

Page 26: ...put Ganging This submenu allows to group together the treatment of similar inputs and or outputs Similar is intended as meaning elements which have the same properties and or the same structure For example the right and left sections of a stereo system are similar as they are made up symmetrically of the same quantity and type of elements the same components for High Mid and Low frequencies G a n ...

Page 27: ... Outputs assume the same value with the just one operation For example even if the display shows that Input A B are ganged in the page with a certain parameter the value shown remains that of Input A until a new value is entered as Input B doesn t automatically assume the values of Input A This condition is used to avoid accidental or temporary enabling of the Ganging function from changing the va...

Page 28: ...he threshold of the Limiter menu Limiter EDIT Output The options include decibel 0 dBu 0 775 V rms volt dBu V c Temperature Unit Used to set the measurement units for the Temperature function menu Misc Setup submenu UTILITY The options include degrees Centigrade degrees Fahrenheit F C Delay Unit Lim Thresh Unit Units Temperature Unit U n i t s Measurement units for Input Delay D e l a y U n i t I ...

Page 29: ...g values are in the following ranges with 1 C steps 60 C 30 C with 1 8 F steps 140 0 F 22 0 F Note the measurement units can be chosen between C degrees Centigrade and F degrees Fahrenheit by means of the Temperature Unit function UTILITY menu Units submenu d Wake Up Allows to choose the mode in which MUTE functions are restored when the MAXIDRIVE3 4 COMPACT is switched on The options include T e ...

Page 30: ...ther editing functions are blocked and access to the PRESET menu disabled L o c k L O C K T o t a l P a s s w o r d 1 2 3 4 L O C K r i t a l P a s s w o r d 1 2 3 4 P a This function is very useful whenever even temporary changes or tampering with the settings stored in the system must be prevented For example fixed installations used by several operators discotheques clubs conference halls etc s...

Page 31: ...cters again IMPORTANT If you can t remember the password there is an easy way for you to unlock the protection Turn the unit on and almost at the same time press PREV and keys Now the protection is unlocked To unlock the protection Access the submenu LOCK The display shows the prompt for entering the password to unlock the protection The four alphanumeric characters of the password are encrypted N...

Page 32: ... PIN 3 PIN 2 RXD PIN3 GND PIN5 TXD PIN2 PIN 3 RXD PIN 2 TXD PIN 5 GND The wire must be changed between 2 3 pin 9 PIN 9 PIN Special attentions for R 232 interface S 1 Be careful not to use the pin to pin cable in the system it may damage the communication part of this unit 2 Be sure to use the female connector on both sides of the cable 3 The length of this cable must not exceed 30 meters or there ...

Page 33: ...figuration A135 B246 A13 B24 S56 A135 B246 A13 B24 S56 A1324 S56 A123 B4 S56 A12345 S6 A1234 B5 S6 A123456 A12345 B6 Configuration Default preset routing 3 WAY STEREO 2 WAY STEREO 2 MONO FULL RANGE OUT 3 WAY STEREO 3 WAY STEREO with MONO SUB 1 MONO FULL RANGE OUT 4 WAY MONO 2 MONO FULL RANGE OUT 4 WAY MONO with B SUB 2 MONO FULL RANGE OUT 5 WAY MONO 1 MONO FULL RANGE OUT 5 WAY MONO with B SUB 1 MO...

Page 34: ...H A CH B CLIP SIG POWER ON OFF CLIP SIG PROT LTO R R a A13 B24 S56 2 WAY STEREO 2 MONO AUX 2X2W 2MAX 33 MAXIDRIVE3 4 COMPACT 3 WAY STEREO DIGITAL CROSSOVER AUDIO MIXER 7 2 Organization The following examples will help you well use and connect the unit 1 3 5 2 4 6 1 2 3 4 5 6 A B SIGNAL POWER Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON AC INPUT 14W 95 240V...

Page 35: ...IER CH A CH B CLIP SIG POWER ON OFF CLIP SIG PROT CH A CH B CLIP SIG POWER ON OFF CLIP SIG PROT LTO R R 34 b A135 B246 3 WAY STEREO 2X2W MAXIDRIVE3 4 COMPACT 3 WAY STEREO DIGITAL CROSSOVER AUDIO MIXER SIGNAL POWER 1 2 3 4 5 6 5 6 5 3 2 1 A B Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON AC INPUT 14W 95 240V 50 60Hz FUSE 95 120V T500mAL 210 240V T315mAL RS48...

Page 36: ...R ON OFF CLIP SIG PROT CH A CH B CLIP SIG POWER ON OFF CLIP SIG PROT LTO R R 35 c A13 B24 S56 3 WAY STEREO with MONO SUB 2X3W MSB MAX MONO AUX AUDIO MIXER MAXIDRIVE3 4 COMPACT 3 WAY STEREO DIGITAL CROSSOVER SIGNAL POWER HIGH LEFT HIGH RIGHT 1 1 2 3 5 3 4 5 6 2 4 6 A B Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON AC INPUT 14W 95 240V 50 60Hz FUSE 95 120V T5...

Page 37: ...A CH B CLIP SIG POWER ON OFF CLIP SIG PROT CH A CH B CLIP SIG POWER ON OFF CLIP SIG PROT LTO R R 36 d A1324 S56 4 WAY4 MONO 2 MONO AUX 4W 2MAX SIGNAL POWER MAXIDRIVE3 4 COMPACT 3 WAY STEREO DIGITAL CROSSOVER AUDIO MIXER 1 2 3 4 5 6 5 6 1 2 3 4 A B Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON AC INPUT 14W 95 240V 50 60Hz FUSE 95 120V T500mAL 210 240V T315mA...

Page 38: ... 6 A102 PUSH 2 1 3 NEW TIDE PUSH 1 3 2 NEW TIDE PUSH 1 3 2 NEW TIDE Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON AC INPUT 14W 95 240V 50 60Hz FUSE 95 120V T500mAL 210 240V T315mAL RS485 OUT RS485 IN RS232 INPUT A INPUT B 4 3 2 1 OUTPUTS 5 6 A102 PUSH 2 1 3 NEW TIDE PUSH 1 3 2 NEW TIDE PUSH 1 3 2 NEW TIDE Apparaten skall anslutas till jordat uttag nar den a...

Page 39: ...ency 48 kHz Features Configuration 2 WAY STEREO 3 WAY STEREO 2 3 4 5 6 WAY MONO Crossover Filters Type Bessel Butter worth or Linkwitz Riley Crossover Filters Slope 6 12 18 24 or 48dB per octave Delay Step 21 microseconds minimum Max Delay time 2621 ms inputs 291 ms outputs EQ filters Up to 40 maximum depending on the crossover slope EQ Gain 15dB variable in 0 5dB steps EQ Bandwidth 0 05 to 3 00 o...

Page 40: ...d LTO 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 Nor...

Page 41: ...313737 email alto altoproaudio com Fax 886 4 22346757 c 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 2005 SEIKAKU GROUP SEIKAKU TECHNICAL GROUP LIMITED ...

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