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Mach M20.04 User Manual

Digital system controller
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U
ser manual
M20.04
DIGITAL SYSTEM
CONTROLLER

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Summary of Contents for Mach M20.04

  • Page 1 M20.04 DIGITAL SYSTEM CONTROLLER...

  • Page 3: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS The lightning flash with an arrowhead The exclamation point within an symbol within an equilateral triangle, is equilateral triangle is intended to alert the intended to alert the user to the user to the presence of important presence of uninsulated "dangerous volt- operating and maintenance (servicing) age"...

  • Page 4: Certificate Of Conformity

    Class B Digital device, pursuant to part 15 of the FCC rules. Certificate Of Conformity These limits are designed to provide MACH SPEAKERS A/S, Perspektivvej 2 , reasonable protection against harmful DK-9900 Frederikshavn, Denmark - hereby interference in residential installations. This...

  • Page 5: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION Important Safety Instructions & Certificate of conformity ..a-b Table of Contents ....3 Introduction .

  • Page 7: Introduction

    1 U of rack space. The Mach M20.04 has two balanced XLR analog Inputs, a digital Input at 44.1 or 48 kHz, and four balanced XLR analogue outputs. It is supplied pre-loaded with the most common configurations of our product range.

  • Page 8: Front Panel Overview

    Input channels A/B Press the DIGITAL IN key and to any of the four Output LIMITER the MACH M20.04 will try to channels. On/Off keys for the Limiter lock to the Digital Input. If a block on the four Output...
  • Page 9 LOCK On/Off keys on the Output for The LOCK key is used to each of the four channels. lock/unlock the MACH M20.04 front panel keys. Default In Edit mode these keys give setting is “locked”. access to edit the Output level parameter.

  • Page 10: Rear Panel Overview

    REAR PANEL Balanced Inputs Balanced Digital Com port for data Power Input. on XLR for Outputs 1-4 S/PDIF In transfer. The internal channels A/B. on XLR. and Thru NO user application. switchmode Use channel A on RCA powersupply accepts for mono Input. phono.

  • Page 11: Signal Flow Diagram

    SIGNAL FLOW...

  • Page 12: Typical Setups

    TYPICAL SETUPS Stereo Setup - with subs Input Source A/B INPUT METERS PROGRAM DISPLAY SCHEMATIC PARAM EQ ROUTING X-OVER DELAY LINE LIMITER OUTPUT CONTROL INPUT EQ 1 DLY 1 LIM 1 OUT 1 RECALL ENTER PAR EQ CLIP IN A EQ 2 DLY 2 LIM 2...
  • Page 13 TYPICAL SETUPS Stereo Setup Input Source A/B INPUT METERS PROGRAM DISPLAY SCHEMATIC PARAM EQ ROUTING X-OVER DELAY LINE LIMITER OUTPUT CONTROL INPUT EQ 1 DLY 1 LIM 1 OUT 1 RECALL ENTER PAR EQ CLIP IN A EQ 2 DLY 2 LIM 2 OUT 2 STORE...
  • Page 14 EQ 4 DLY 4 LIM 4 OUT 4 SETUP This example shows how 2 MACH M20.04s can be used in conjunction to distribute Input signals to a 3 or 4 way system per side. For each side: • Source signal can be connected to either Inputs A or B as only one Input per side is used.
  • Page 15 SETUPS System Distribution - with delay Input A Input A INPUT METERS PROGRAM DISPLAY SCHEMATIC PARAM EQ ROUTING X-OVER DELAY LINE LIMITER OUTPUT CONTROL INPUT METERS PROGRAM DISPLAY SCHEMATIC PARAM EQ ROUTING X-OVER DELAY LINE LIMITER OUTPUT CONTROL INPUT INPUT PAR EQ EQ 1 DLY 1...
  • Page 16 SETUPS Dual Source Mono - Dual Zone Source 1 Source 2 Subwoofer Loudspeaker Type A (Zone 1) Type A (Zone 1) INPUT METERS PROGRAM DISPLAY SCHEMATIC CONTROL PARAM EQ ROUTING X-OVER DELAY LINE LIMITER OUTPUT INPUT PAR EQ EQ 1 DLY 1 LIM 1 OUT 1...

  • Page 17: Control Section

    CONTROL SECTION 4 Now you may; - either press ENTER again to confirm and end the store operation - or dial in a preset 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.

  • Page 18: Front Panel Operation

    The MACH M20.04 accepts digital Input at 44.1 Signal from the two Inputs A and B will be or 48kHz. Per default the MACH M20.04 is set passed to the Routing section if the LEDs in the to analog Inputs.
  • Page 19 A typical example of a stereo setup with split in both sides. More examples on pages 10 to 13. For optimal settings please refer to your X-Over speaker specifications. The MACH M20.04 may hold presets that perfectly match your speaker configuration. X-Over A,B: Type: Gain Freq:...
  • Page 20 FRONT PANEL OPERATION Parametric EQ (Speaker EQ) EQ 1-4 Type: Gain Freq: Width/Slope: Band 1 Hi Pass ±18 dB 20 Hz – 20 kHz 2nd order Par EQ ±18 dB 20 Hz – 20 kHz 0,03 – 4 Oct Band 2 Par EQ ±18 dB 20 Hz –...

  • Page 21: Appendix

    APPENDIX - TECHNICAL SPECIFICATIONS Analog Inputs Connectors: Impedance, Bal / Unbal: 21 kOhm / 13 kOhm Max. / Min. Input Level @ 0 dBFS: +24 dBu / 0 dBu Sensitivity Range @ 12 dB headroom: -12 dBu to +12 dBu A to D Conversion: 24 bit, 128 x oversampling bitstream A to D Delay:...
  • Page 22 Supplier Mach Speakers A/S www.mach.dk Perspektivvej 2. DK-9900 Frederikshavn. Denmark. Tel : +45 7215 0852. Fax :+45 9843 1415. E-Mail: mach-service@martin.dk.

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