Alto 3.4 User Manual Download

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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

Digital input

AES/EBU, XLR-F

Digital input sample rate

32 kHz ~ 48 kHz

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

+ 128 CARD PRESETS

Communications

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

General Performance

Frequency Response

20Hz - 20kHz, 0.25dB

Dynamic range

>117dB 20Hz to 20kHz

>120dB 20Hz to 20kHz on AES/EBU input

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 3.4

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

Page 2: ...t 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 powe...

Page 3: ...e with you 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 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: ... 11 3 WAY STEREO DIGITAL CROSSOVER ENTER R LTO PREV NEXT ESC MODE CLIP 6 12 18 24 A B INPUT LEVEL MUTE CLIP 6 12 24 LIMIT OUTPUT 2 LEVEL CLIP 6 12 24 LIMIT CLIP 6 12 24 LIMIT CLIP 6 12 24 LIMIT CLIP 6 12 24 LIMIT CLIP 6 12 24 LIMIT OUTPUT 1 LEVEL OUTPUT 3 LEVEL OUTPUT 4 LEVEL OUTPUT 5 LEVEL OUTPUT 6 LEVEL MUTE MUTE MUTE MUTE MUTE EDIT UTILITY DELAY PRESET CARD Your MAXIDRIVE3 4 is a 3 way stereo d...

Page 6: ...nter and return to the stored value 12 Output Level LEDs These LEDs indicate the level of the respective outputs you can adjust the output via adjusting the Output Gain parameter of Edit menu Note The LIMITER on any output will change the way in which the level is displayed on the corresponding LED In fact the level shown on the ladder is no longer the absolute output level but the level of the si...

Page 7: ... to Dump the single Presets from one unit to another refer to Dump procedure Program Change commands send receive 1 Connect two DAXIDRIVE3 4 2 When a Preset is recalled on the first one it s possible to send a Program Change command to the second one to recall the same Preset number refer to Load Preset procedure 19 OUTPUTS These Outputs1 6 are balanced XLR M connectors The high quality low noise ...

Page 8: ... INPUT LEVEL A B To obtain a good signal noise ratio 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 MAXIDRIVE3 4 Adjust the 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 digita...

Page 9: ...ues DIAL are reached Then use the and keys to access to the page if there is one this will depend on the con PREV NEXT INB Gain 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 resp...

Page 10: ...T 5 OUT 6 There are 3 categories of PRESETS F Factory PRESETS factory programmed cannot be permanently changed 4 6 Type of PRESET 4 5 Number Of PRESETS 10 Factory PRESETS 64 User PRESETS and 128 Card PRESETS are available F 2 x 2 W 2 M A X A 1 3 B 2 4 S 5 6 2 from scratch U User PRESETS can be programmed by users C Card PRESETS can be programmed by users and stored on a Multimedia Memory Card 4 7 ...

Page 11: ...ppears 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 settings as when the unit was switched off including temporary changes These indications appear when th...

Page 12: ...but can t be cancelled overwritten or permanently modified Factory PRESETS contain some specific settings for certain types of enclosures and all the system s usable configurations For this reason they re the ideal starting point for creating custom PRESETS Stored data that can be programmed by users User PRESETS are internal memory areas in which your own personal settings can be saved Stored dat...

Page 13: ...of the 128 memory areas reserved for the Card and you remove the Multimedia Memory Card before pressing nothing happens the display remains unchanged and Store procedure ENTER PRESET Note Factory PRESET 3 In the example named 2x3W has been loaded Its system configuration is Input A signal assigned to outputs 1 3 and 5 Input B signal assigned to outputs 2 4 and 6 Loading a PRESET a PRESET Change co...

Page 14: ...onitor2 8 Monitor3 9 Side 2 SideField 3 Concert1 4 Concert2 5 Concert3 6 Concert4 7 Remote1 8 Remote2 9 Remote2 Incoming Dump MAXIDRIVE3 4 2 Incoming Dump MAXIDRIVE3 4 1 Incoming Dump MAXIDRIVE3 4 3 SERIAL PORT DUMP SERIAL PORT DUMP P r e s m n i M N a e t 2 W 2 M A X D u m t 2 x O u 2 W 2 M A X P r e s e t 2 U Use this menu page to download a PRESET via the serial ports It is also used to immedia...

Page 15: ...at can actually be used in the most suitable form of editing 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 spea...

Page 16: ...5 2 1 Input Delay Use this menu page to adjust the delay lines of Input A Input B and SUM The values can be set in the following ranges The 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 ...

Page 17: ...presented varies according to the configuration of the PRESET and according to and settings menu In fact these Ganging Units UTILITY pages only show the parameters that can actually be used in the most suitable form of editing 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 D...

Page 18: ...he filter The following editable parameters are available for each filter 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 17 a Type of filter Peaking Low Shelving High Shelving Notch IN A ADC IN A ADC I n p u t G a i n I N A G A I N 2 5 d B I n p u t E Q I N A E Q 1 5 0 k a e P 1 0 2 k 0 0 I N A E Q...

Page 19: ...eaking 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 I N A E Q 1 5 0 k a e P 1 0 2 k 0 0 I N A E Q 1 5 0 k a e P 1 0 2 k 0 0 Allows to choose the centre frequency of the Peaking curve and Notch filter or the cutoff frequency of Shelv ing cur...

Page 20: ...ter 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 combination of LPF and HPF X o v e r Output 1 Low Pass Filter P O 1 0 L P F h r u T 1 k 0 0 H z Output 1 High Pas...

Page 21: ...gnal s phase The effect of this control is summed with that of the Output Polarity function 0 180 In this way it s possible to adjust the phase of each individual output with 5 steps through a full 360 Note this control is only in the Low Pass Filter window The values can be set in the following ranges NAME TYPE SLOPE FREQ PHASE XOVER Thru But Bes LR Butterworth Bessel Linkwitz Riley 6 12 18 24 dB...

Page 22: ...el 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 values are O u t p u t E Q O P 1 1 5 E Q 1 e a k P 2 k 0 0 1 0 O u t p u t G a i n O P 1 6 5 G A I N d B O u t p u t P o l Note The level of each output is s...

Page 23: ... ms 450 ms O P 1 N o r m P O L A a I R I T Y O P 1 e v e r P O L A s e R I T Y R O u t p u t L i m i t e r O P 1 f L I M I T E R f o s a F t O P 1 8 L I M I T E R 5 o l S w O P 1 f L I M I T E R 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 out...

Page 24: ...but the level of the signal at 24dB 12dB 6dB compared to the orange LED no LIMITER s threshold LIMIT matter what the threshold value is This menu comprises a series of submenus that allow to set a series of system options and access certain utilities such as the control of the Multimedia Memory CARD or protection against accidental or unauthorized changes This submenu allows to group together the ...

Page 25: ...ely for both groups of input and groups of outputs IMPORTANT Precisely for its characteristics the Ganging function affects the way in which the relative para meters audio are edited or represented As soon as Inputs and or Outputs are ganged the various menu pages only show the values that can actually be used This however doesn t mean that the values change immediately On the contrary the values ...

Page 26: ...imiter 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 Disabled O u t p u t G a n g i n g O f f Enabled O u t p u t G a n g i n g O n U n i t s Measureme...

Page 27: ...nly shown if the output isn t in MUTE u t p u t M e t e r s o s t M t e O u P PUSH 2 1 3 NEW TIDE PUSH 2 1 3 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 DIGITAL IN RS485 OUT RS485 IN RS232 INPUT A INPUT B 4 3 2 1 OUTPUTS 5 6 A102 3 WAY STEREO DIGITAL CROSSOVER MAXIDRIVE3 4 ENTER R...

Page 28: ...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 is switched on The options include e LCD Contrast Allows to adjust the Display contrast The values are in the following range 0 minimum contrast 32 maximum contrast 5 4 4 LOCK SUBMENU Used t...

Page 29: ... type of editing is enabled the following appears on the display 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 L O C K r i t a l P a s s w o r d B I R D P a L O C K P a s s w o r d 1 2 3 4 r i t a l P a Total Protection enabled T A 1 3 B 2 4 S 5 6 2 U 2 2 W 2 M A X Partial Protection enabled P A 1 3 B 2 4 S 5 6 2 U 2 2 W 2 M A X This function is ve...

Page 30: ...y Card Format Card Memory Card Format Card 29 ENTER PREV NEXT ESC Note M alongside the symbol of Total or Partial protection the letter may also appear This means that the system is protected but the PRESET in question has undergone one or more changes that have not yet been stored You can however switch the system on and off without any problems as the current settings are kept in the buffer memo...

Page 31: ...ange command sent via the serial ports from a computer or another MAXIDRIVE3 4 when it loads a PRESET The settings can be Ignore PRESET Change commands received Accept and execute PRESET Change commands 30 Press ENTER The system formats the Card until it communicates that it has completed During formatting the system automatically stores the Default PRESET in all the 128 CARD memory areas The Form...

Page 32: ... configurations Inputs A B Digital IN RS485 IN 3 1 2 GROUND HOT COLD Inputs A B GROUND HOT COLD RING SLEEVE TIP BALANCED XLR M BALANCED JACK The PRESET Change command is completely identical to MIDI Program Change the transmitting unit sends an instruction containing a number of PRESETS to load the receiving units if they are able to accept the com mand each loads into its own memory the PRESET wi...

Page 33: ...NO FULL RANGE OUT 5 WAY MONO 1 MONO FULL RANGE OUT 5 WAY MONO with B SUB 1 MONO FULL RANGE OUT 6 WAY MONO 6 WAY MONO with B SUB 32 Outputs 1 6 RS485 OUT GROUND HOT COLD 3 2 1 BALANCED XLR F 7 1 Factory Preset Configuration RS232 RS232 9Pin F PIN 5 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 i...

Page 34: ...P 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 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 PUSH 2 1 3 NEW TIDE PUSH 2 1 3 NEW TIDE Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON ...

Page 35: ...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 3 WAY STEREO DIGITAL CROSSOVER AUDIO MIXER SIGNAL POWER 1 2 3 4 5 6 5 6 5 3 2 1 A B PUSH 2 1 3 NEW TIDE PUSH 2 1 3 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 2...

Page 36: ...P 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 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 PUSH 2 1 3 NEW TIDE PUSH 2 1 3 NEW TIDE Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF ON AC INPUT 14W 95 240V 50 ...

Page 37: ... 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 3 WAY STEREO DIGITAL CROSSOVER AUDIO MIXER 1 2 3 4 5 6 5 6 1 2 3 4 A B PUSH 2 1 3 NEW TIDE PUSH 2 1 3 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 T5...

Page 38: ...102 PUSH 2 1 3 NEW TIDE PUSH 2 1 3 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 DIGITAL IN RS485 OUT RS485 IN RS232 INPUT A INPUT B 4 3 2 1 OUTPUTS 5 6 A102 PUSH 2 1 3 NEW TIDE PUSH 2 1 3 NEW TIDE Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk PWR OFF O...

Page 39: ...g 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...

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: ...3737 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 SE KAKU TECHNICAL GROUP LIMITED I ...

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