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6. PARAMETER MENUS DESCRIPTION

- HUM CANCEL:

 allows the modification of the dynamic NOTCH filter parameters. The graph included shows the 

  filter response curve.

- NOISE GATE: 

allows the modification of the noise gate parameters. The graph included shows the filter curve.

- MULTICOMP: 

allows the modification of the multiband compressor parameters. The graphs below show the response

 curves of the two compressors.

- DELAY:

 allows to apply a delay to each amplifier's channel, with the possibility to set it in metric units (millimeters 

  and meters) and time unit (microseconds and milliseconds). It's also possible to set the ambient temperature for the

  correct conversion of the distances in delay time.

- CROSSOVER: 

allows the modification of the HPF and LPF CROSSOVER filters, including FREQUENCY, TYPE 

  (Linkwitz/Riley, Bessel and Butterworth), SLOPE (6, 12, 18, 24 or 48 db/oct.) and PHASE (related to the LPF fre-
  quency). The graph below shows the response curves of the selected channel.

- EQ:

 allows the modification of the EQ filters parameters. The graph below shows the response curves of the input. 

  The 10 EQ filters can be edited not only typing the values in the parameter fields, but also in a graphic way. Each 

  filter is identified by a different color: dragging the red box on the response curve, frequency and gain of the corres-

  ponding filter will be modified at the same time.

- GAIN / COMP:

 allows the OUTPUT LEVEL, the MUTE, the PHASE and the COMPRESSOR/LIMITER parameters

   to be set. In addition, in this page the output levels and the LIMITER action are displayed.

- GLOBAL:

 this windows shows the response curves of the system's outputs.

7. WORKING WITH PRESETS

At the lower edge of the PC Editor window is a series of commands for recalling and storing PRESETS.

To load a PRESET:

 

Click on 

RECALL

 and then on one of the numbered red (FACTORY) or green (USER) PRESET buttons. The selected 

PRESET will be loaded and its name displayed in the text box.

To save a PRESET:

 

Click on 

STORE

 and then on one of the grey or green buttons (USER PRESETS). The grey color means it is an empty 

PRESET. The green color means there is already a set-up stored at that position (which will be overwritten if you pro-
ceed). In the window that appears, type a new PRESET NAME, then press 

OK

. The new setup is now saved as a 

PRESET, with its name displayed in the text box. But you still need to save to a file, as follows:

Save All Settings:

 

Remember that every time you download from your PC to the DPA unit, the USER PRESETS in the internal memory  
are replaced.

You must now save your settings (which may include several different PRESET set-ups) as a 

Maxi Editor File

  

(*.mxe) on your computer. Go To 

FILE

, and then 

SAVE AS

. A window will open for you to select a destination folder  

for the file. You can keep the default filename or type one of your own.

When you have done this, take the offline (click on the icon) and then online again. This will force the PC Editor to do   
a network scan. Press 

OK

 and the full system settings, including your latest PRESET, will now be downloaded and 

 stored in the unit's internal memory.

Содержание DPA 6000

Страница 1: ...40 BIT ENHANCED STEREO POWER AMPLIFIER DPA6000 User s Manual LTO R R www altoproaudio com English English Version 1 0 MAY 2005 ...

Страница 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...

Страница 3: ...y reliable and high quality product ready for all your venues And thanks to their passion for music and professional audio it has been possible for us to offer you our most important team member our continued support too Our LTO DPA6000 Stereo Power Amplifier is the result of many hours of listening and tests involving comm on people area experts musicians and technicians The result of this effort...

Страница 4: ...RIPTION 11 3 4 1 Preset Selection 4 2 Edit Menu 4 3 Channel Selection 4 4 Comm Selection 4 5 SIG LIMITER LED 5 1 How to set the DPA s ID number 5 2 Connection to the PC 5 3 First Steps with the PC Editor 5 4 Edit Mode Password Protection 5 5 Help File 5 6 Introduction to the PC Editor 8 CONNECTIONS 12 9 APPLICATION 13 10 TECHNICAL SPECIFICATIONS 17 11 WARRANTY 18 9 1 Stereo Mode 9 2 Bridge Mode ...

Страница 5: ...y two rack spaces providing high performance under the most demanding conditions It contains two independent channels with separate AC transformer secondaries power supplies and protection system All protection systems except the main AC one are self resetting upon removal of fault and the remaining channels shall continue to operate Each channel has independent protective circuitry against open c...

Страница 6: ...d For your safety please be careful when do connecting work 14 Limiter Switch Set this switch at ON position once the output level is above maximum output level the limiter begins thus keeping consistent output level for protecting apparatus If the switch is set at OFF the limiter function doesn t work These connectors connect the input signal of channel 1 and channel 2 separately 15 Balanced Inpu...

Страница 7: ...POS NEG INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT BREAKER Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk MODE BRIDGE STEREO LIMITER OFF ON 2 1 3 2 1 3 2 1 2 1 13 9 APPLICATION Total two optional modes Please see following diagram for connecting the power amplifier into your audio system 9 1 Stereo Mode In this mode chan...

Страница 8: ...or will be lighting all the time if you set this function ON and it effects only on the selected channels 4 4 Comm Selection It sets the ID number of the unit 1 in the default condition 32 available Select COMM using SELECT key the COMM indicator lights up and the last selected ID number will be displayed Use UP DOWN keys to set the new ID number Press ENTER key to confirm the new ID number 4 5 SI...

Страница 9: ...RESSOR LIMITER parameters to be set In addition in this page the output levels and the LIMITER action are displayed GLOBAL this windows shows the response curves of the system s outputs 7 WORKING WITH PRESETS At the lower edge of the PC Editor window is a series of commands for recalling and storing PRESETS To load a PRESET Click on RECALL and then on one of the numbered red FACTORY or green USER ...

Страница 10: ...by closing the current window and then selecting NETWORK SCAN File New DPA unit Network Scan so that the DPA unit uploads to the PC Every time an upload is made all the USER PRESETS stored in the DPA unit are transferred to the correspo nding numbered presets within the PC Editor Select NETWORK SCAN The program will scan your PC s serial ports When Done it will present a list of IDs The ID number ...

Страница 11: ...etail in the next sec tion 1 1 NOTCH You can turn on or off the dynamic notch filter and adjust its parameters 2 2 NOISE GATE You can set the DPA unit to cut the signal if it falls below a certain level Most often used to cut the back ground noise between music tracks 3 3 COMP It s a multi band compressor allowing you determine the amout of level gain ie incnease in volume above a threshold point ...

Страница 12: ...n ansluts till ett natverk MODE BRIDGE STEREO LIMITER OFF ON 2 1 3 2 1 3 2 1 2 1 5 2 Connection to the PC Connect the First DPA to the PC s RS232 serial port using a 9 pin female plug connected to the RS232 socket on the rear panel of unit Connect RS485 IN of the Second DPA to the First DPA s RS485 OUT socket in this way you can connect up to 32 DPA units for a same PC IMPORTANT If the first unit ...

Страница 13: ...able 3 The length of this cable must not exceed 30 meters or there would be some unexpected communication errors 4 If you want to use a long distance remote control it would be better to use shielding wire for this cable 8 CONNECTIONS The following diagrams show the schemes of the recommended cables and some connection examples referred to various system configurations Inputs A B RS485 IN 3 1 2 GR...

Страница 14: ... port allows incoming and outgoing communication between the DPA6000 stereo amplifier and PC via connecting the DPA6000 stereo amplifier to a PC all the processor functions are possible to be controlled remotely by ALTO editing software 4 GETTING STARTED Switching on the DPA6000 after an initialization procedure the last selected preset and settings will be loaded the number of last preset will ap...

Страница 15: ...POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT BREAKER Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk MODE BRIDGE STEREO LIMITER OFF ON 2 1 3 2 1 3 2 1 2 1 14 You can also operate the paralleled mode via outside wiring so the sig...

Страница 16: ...S232 SERIAL PROT CH1 BALANCED INPUT PARALLEL OUTPUT CH2 BALANCED INPUT PARALLEL OUTPUT SERIAL MODEL CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT BREAKER Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk MODE BR...

Страница 17: ...urn the volume control at counterclockwise Only the volume control of channel 1 is used to control the volume of whole system MODE this button Release MODE this button Release MODE this button Release Channel 1 Channel 2 Channel 2 Channel 1 Balanced 1 2 3 GND INPUT Input Connector Input Connector 1 1 2 2 3 3 GND GND INPUT INPUT Balanced Input Connector Input Connector Channel 1 Channel 1 RS485 IN ...

Страница 18: ...s unbalanced 20K ohms balanced FRONT AC SWITCH CH1 2 GAIN KNOBS DSP controls REAR LIMITER BRIDGE SELECTOR Continuously variable speed fan rear to front air flow On off muting DC fault load grounding relay Internal fault fuses 220 240 110 120 Vac 50 60Hz 1070W 1500W 3000W Indicators 1 per channel Connectors each channel Cooling Load Protection Power Requirements Dimensions Net Weight Power On Blue ...

Страница 19: ...TO riod 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 N...

Страница 20: ... 4 22313737 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 NF02199 1 0 ...

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