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Содержание M20.04

Страница 1: ...User manual M20 04 DIGITAL SYSTEM CONTROLLER ...

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Страница 3: ...quipment should be installed near the socket outlet and disconnection of the device should be easily accessible To completely disconnect from AC mains disconnect the power supply cord from the AC receptable The mains plug of the power supply shall remain readily operable Do not install in a confined space Do not open the unit risk of electric shock inside Caution You are cautioned that any change ...

Страница 4: ... B Digital device pursuant to part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference in residential installations This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that int...

Страница 5: ... Contents 3 Introduction 4 Front Panel Overview 6 Rear Panel Overview 8 Signal Flow Diagram 9 Typical Setups 10 OPERATION Control Section 15 Editing Parameters 15 Recall 15 Store 15 The Setup Menu 15 The Lock mode 15 Front Panel Operation 16 APPENDIX Technical Specifications 19 Rev 1 00 English Version ...

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Страница 7: ...ed pre loaded with the most common configurations of our product range Furthermore 100 user presets are available for other loudspeaker combinations which may be required for certain applications This manual contains technical specifications and describes how to configure the Mach M20 04 to suit your specific application and achieve the best possible performance from the unit The MACH M20 04 incor...

Страница 8: ...lit In Edit mode these switches give access to the Input Trim parameter for each channel PAR EQ A B On Off switches for the Parametric EQ on channel A and B In Edit mode these keys give access to edit EQ settings ROUTING matrix The Output Routing Matrix allows you to freely distribute Input channels A B to any of the four Output channels Use the four switches in column A to send the signal from In...

Страница 9: ...confirm various operations such as Store and Recall LOCK The LOCK key is used to lock unlock the MACH M20 04 front panel keys Default setting is locked ADJUST encoder The ADJUST Encoder is used to change values on various parameters especially in the Edit mode EDIT Press to enter Edit mode and select which parameter to edit by pressing the parameter keys SETUP Press to enter the Setup menu In the ...

Страница 10: ... for channels A B Use channel A for mono Input Balanced Outputs 1 4 on XLR Com port for data transfer NO user application Power Input The internal switchmode powersupply accepts from 100 to 240 VAC Digital S PDIF In and Thru on RCA phono ...

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Страница 12: ... DLY 2 DLY 3 DLY 4 LIM 1 LIM 2 LIM 3 LIM 4 ROUTING A B PARAM EQ INPUT X OVER 1 2 3 4 EQ DELAY LINE LIMITER PAR EQ PAR EQ DIGITAL IN OUTPUT A B RECALL ENTER LOCK STORE EDIT SETUP CLIP 0 dB A B 5 10 15 20 30 40 CONTROL SCHEMATIC OUT 1 IN A IN B OUT 2 OUT 3 OUT 4 Input Source A B Amp Amp Out 1 Out 2 Out 3 Out 4 Full Range Loudspeaker Subwoofer Full Range Loudspeaker Subwoofer Stereo Setup with subs T...

Страница 13: ...A From I p A From I p B From I p B This setup is a typical small 2 way system Analog Input signal is fed to Inputs A and B Configure Routing section as illustrated below Output channels 1 and 2 feed loudspeaker set A Output channels 3 and 4 feed loudspeaker set B Using the Digital Input Digital Input 44 1 or 48kHz must be present in the Digital Input Press and hold the DIGITAL IN button on the fro...

Страница 14: ...Amp Amp Amp Out 1 Out 2 Out 3 Out 1 Out 2 Out 3 Bi amped Loudspeaker HF HF MF MF Bi amped Loudspeaker Subwoofer Subwoofer 3 4 way setup Bi Amp Mid High Using the Digital Input Digital Input 44 1 or 48kHz must be present in the Digital Input Press and hold the DIGITAL IN button on the front panel until digital lock is achieved Note The signal present on the DIGITAL INPUT is passed unprocessed to th...

Страница 15: ...aker Powered Speaker Powered Speaker Powered Speaker System Distribution with delay Using the Digital Input Digital Input 44 1 or 48kHz must be present in the Digital Input Press and hold the DIGITAL IN button on the front panel until digital lock is achieved Note The signal present on the DIGITAL INPUT is passed unprocessed to the DIGITAL THRU connection on the rear panel for further downstream p...

Страница 16: ...ubwoofer Type B Zone 2 Dual Source Mono Dual Zone Using the Digital Input Digital Input 44 1 or 48kHz must be present in the Digital Input Press and hold the DIGITAL IN button on the front panel until digital lock is achieved Note The signal present on the DIGITAL INPUT is passed unprocessed to the DIGITAL THRU connection on the rear panel for further downstream processing This setup is used where...

Страница 17: ... name of your choice using the CURSOR keys and ADJUST encoder and then press ENTER 5 The display indicates Preset Stored for a successful store operation The Setup menu The Setup menu holds various overall setup parameters Output Range Range 2 8 consum 14 20 pro dBu The Output range should match the Input sensitivity of your downstream device amplifier Please refer to the manual of that device Inp...

Страница 18: ... A and B Parametric EQ Input EQ The Controller holds two parametric EQ sections The first is located on the Input side of the Routing matrix One for channel A and one for channel B Par EQ A B Type Gain Freq Width Slope Band 1 Lo Shelve 20 Hz 20 kHz 6dB Oct Hi Pass 20 Hz 20 kHz 12dB Oct Par EQ 18 dB 20 Hz 20 kHz 0 03 4 Oct Band 2 Par EQ 18 dB 20 Hz 20 kHz 0 03 4 Oct Band 3 Par EQ 18 dB 20 Hz 20 kHz...

Страница 19: ...er and Output blocks Notice that the front panel layout is identical to the actual signal flow through the unit Example Input A distributed to Output 1 and 2 Input B distributed to Output 3 and 4 A typical example of a stereo setup with split in both sides More examples on pages 10 to 13 X Over A B Type Gain Freq Width Slope X Over Hi Pass N A 20 Hz 20 kHz 1st order Lo Pass Butterworth 2 Butterwor...

Страница 20: ...t Band 2 Par EQ 18 dB 20 Hz 20 kHz 0 03 4 Oct Band 3 Par EQ 18 dB 20 Hz 20 kHz 0 03 4 Oct Band 4 Lo Pass 18 dB 20 Hz 20 kHz 2nd order Par EQ 18 dB 20 Hz 20 kHz 0 03 4 Oct Ratio Range Off to Infinity Sets the amount of attenuation Attack Range 1 to 100ms The Attack time is the time it takes for the Limiter to reach the gain reduction specified by the Ratio parameter Release Range 100ms to 7 sec Set...

Страница 21: ...oversampling bitstream 0 70 ms 0 65 ms 44 1 kHz 48 kHz typ 110 dB 22 Hz to 22 kHz typ 110 dB 1 kHz 1 dBFS 0 0 1 dB 20 Hz to 20 kHz typ 100 dB 20 Hz to 20 kHz XLR 40 Ohm 20 Ohm 14 dBu 24 bit 128 x oversampling bitstream 0 68 ms 0 63 ms 44 1 kHz 48 kHz typ 110 dB typ 22 Hz to 22 kHz typ 110 dB 0 0014 1 kHz 13 dBu 0 0 5 dB 20 Hz to 20 kHz typ 100 dB 20 Hz to 20 kHz EN 55103 1 and EN 55103 2 FCC part ...

Страница 22: ...Supplier Perspektivvej 2 DK 9900 Frederikshavn Denmark Tel 45 7215 0852 Fax 45 9843 1415 E Mail mach service martin dk Mach Speakers A S www mach dk Prod No E60504211 ...

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