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Meridian 818 User Manual

Reference audio core
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818 Reference Audio Core
User Guide

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Summary of Contents for Meridian 818

  • Page 1 818 Reference Audio Core User Guide...

  • Page 2: Important Safety Instructions

    Important safety instructions Preface To avoid overheating • Read the instructions. • Keep these instructions. • Leave at least 10cm around the equipment to ensure • Follow all instructions. sufficient ventilation. • Do not use this apparatus near water. • Clean only with a dry cloth.

  • Page 3: Table Of Contents

    Contents Contents Introduction Configuring the 818 Reference Audio Core 29 The 818 Reference Audio Core Choosing a standard setting Specifications Setting up sources Setting up SpeakerLink Using the 818 Reference Audio Core Installing the Meridian Configuration Application Front panel keys...
  • Page 4 Designed and manufactured in the UK MHR: this product incorporates copyright protection technology covered by certain patent applications and intellectual property Meridian Audio Ltd of Meridian Audio Ltd. This technology is provided for the Latham Road express purpose of securely containing copyright audio within Huntingdon the Meridian System only.

  • Page 5: Introduction

    Introduction Introduction Welcome to the Meridian 818 Reference Audio Core. This User Guide provides full information about using the 818 in conjunction with your other equipment, to achieve the superb results you can expect from it.

  • Page 6: The 818 Reference Audio Core

    96kHz. and the capability to learn commands from existing remotes. A USB B-type connector is provided to allow the 818 Reference Audio Core to be connected to a computer system and used as an external sound card.

  • Page 7: Specifications

    Meridian Sooloos Digital Media System. • One USB input, for connection to a computer. • All inputs provide renameable legends. Signal processing The 818 uses Meridian’s proprietary DSP software to provide the following powerful features: • Apodising filter. • Upsampling.
  • Page 8 Introduction...

  • Page 9: Using The 818 Reference Audio Core

    Using the 818 Reference Audio Core This chapter provides a summary of the functions of the 818 Reference Audio Core to identify the controls which you use to operate the unit. It also provides step-by-step instructions for operating the 818, using...

  • Page 10: Front Panel Keys

    Selects a menu Changes a menu SpeakerLink information phase parameter parameter Setup displayed Phase- Source Volume + Reference Audio Core 818 Menu Setup Display Mute Volume – Reference Audio Core 818 Source Mute > = Play/Pause Mute Plays or pauses...

  • Page 11: Msr+ Keys

    MSR+ keys Using the 818 Reference Audio Core Previous Source keys Switches to Selects the Play Select a source standby previous track Plays the track Next Fast reverse Selects the next Fast forward Stop Scans backwards track Scans forwards Stops the track...

  • Page 12: Switching On And Off

    818 operate at maximum efficiency from the moment you start. If you are not going to use the 818 for several days you should switch the unit off completely at the rear panel, and disconnect it from the AC power supply.

  • Page 13: Selecting A Source

    The input associated with each of the sources depends • Select the 818 zone from the Sooloos controller. on how the 818 has been set up; for more information refer to the Meridian Configuration Program Guide . You can then listen to music streamed from the Sooloos server.

  • Page 14: Adjusting The System Volume

    Audio Core the volume is set to 65, which is similar to the mid-way position of the rotary volume control on a conventional preamplifier. If the 818 is set up with fixed outputs the volume control is performed by the DSP loudspeakers. To change the volume Press Volume A or Volume V (front panel), •...

  • Page 15: Changing The Treble Or Bass

    These controls are performed by the DSP loudspeakers, and are only available if your 818 Reference Audio Core is set up with fixed outputs. The controls are more subtle than conventional tone controls, and take advantage of digital signal processing techniques to provide a more natural adjustment of the frequency response.

  • Page 16: Changing The Balance Or Phase

    • Press A or V (remote or under the front panel) or Phase (Function = on the remote) to change the If the 818 is set up with fixed outputs the balance phase. control is performed by the DSP loudspeakers.

  • Page 17: Changing The Loudness Or Subwoofer Mode

    Changing the loudness or subwoofer mode Using the 818 Reference Audio Core The 818 Reference Audio Core allows you to control several other settings supported by recent Meridian DSP loudspeakers. The Loudness control alters the frequency response to make music sound more natural when played at a low volume setting.

  • Page 18: Loudspeaker Setup Controls

    Using the 818 Loudspeaker setup controls Reference Audio Core To specify the speaker location The 818 Reference Audio Core provides several controls to allow you to adjust DSP loudspeakers to • Press < or > (remote or under the front panel) until suit the characteristics of your room.

  • Page 19: Changing The Front-Panel Display

    Changing the front-panel display Using the 818 Reference Audio Core The 818 Reference Audio Core displays information and settings on the 20-character front-panel display. You can adjust the contrast and brightness of the front- panel display for optimum viewing, and choose what information is displayed.
  • Page 20 Using the 818 Reference Audio Core...

  • Page 21: Installing The 818 Reference Audio Core

    Installing the 818 Reference Audio Core This chapter explains how to install the 818 Reference Audio Core. It describes what you should find when you unpack the product, and how you should connect it to the other equipment in the system.

  • Page 22: Unpacking

    Installing the 818 Unpacking Reference Audio Core Back panel The 818 Reference Audio Core is supplied with the following accessories: The following diagram gives details of the back panel • MSR+ remote control with batteries, manual, and connections: spare key caps.

  • Page 23: Communications Connections

    MERIDIAN COMMS Other Meridian equipment, or Meridian DSP loudspeakers. Audio inputs RS232 connection A computer, for configuring the 818, or a serial control Use this input To connect to this system. ANALOGUE IN A1+A2 The analogue outputs of TRIGGER OUTPUT...

  • Page 24: Applications

    Analogue source ANALOGUE ANALOGUE IN A1+A2 Phono leads You can connect up to six analogue sources to the 818 Reference Audio Core • Connect the analogue source to one of the analogue input sockets of the 818, using screened coax phono...
  • Page 25 USB A-B lead You can connect the 818 to a Windows PC or The first time that the 818 is plugged in to the PC Macintosh USB input to allow you to use the 818 as a or Macintosh it will automatically be recognised, and digital audio output device.
  • Page 26 INPUT OUTPUT INPUT OUTPUT SpeakerLink lead SpeakerLink lead The 818 can be connected directly to Meridian DSP • Connect the upper SpeakerLink output from the 818 loudspeakers to create a complete stereo system, with to the SpeakerLink input on the DSP loudspeaker volume and other preamplifier controls provided by the chosen as the Master, using a SpeakerLink lead.
  • Page 27 INPUT OUTPUT INPUT OUTPUT SpeakerLink lead SpeakerLink lead The 818 can be connected directly to Meridian DSP • Connect the lower SpeakerLink output from the 818 loudspeakers to create a complete stereo system, with to the SpeakerLink input on the other (Slave) DSP volume and other preamplifier controls provided by the loudspeaker, using a second SpeakerLink lead.
  • Page 28 Digital and Meridian Comms connections. • Connect the DIGITAL OUTPUT and a COMMS socket from the 818 to DIGITAL INPUT 1 and the COMMS input on the DSP loudspeaker chosen as the Master, using an M5 lead. •...
  • Page 29 XLR Meridian 818 Reference Audio Core leads ANALOGUE The 818 analogue outputs allow you to connect to a pair of analogue active loudspeakers, or to analogue passive loudspeakers via a power amplifier. • Connect the balanced or unbalanced ANALOGUE OUTPUT connections from the 818 to the inputs of the analogue active loudspeakers or power amplifier.
  • Page 30 Meridian 861 Digital Surround Controller Meridian 818 Reference Audio Core SPEAKERLINK SPEAKERLINK SpeakerLink lead You can use the 818’s SpeakerLink outputs to connect to other Meridian products, such as the 861 Reference Surround Controller. • Connect the SpeakerLink output from the 818 to the SpeakerLink input on the 861, using a SpeakerLink lead.
  • Page 31 Connect one of the DIN COMMS sockets on the If for any reason the automatic setup does not work, back panel of the 818 to one of the COMMS sockets make sure you are operating the remote from a position...
  • Page 32 Installing the 818 Reference Audio Core...

  • Page 33: Configuring The 818 Reference Audio Core

    Reference Audio Core Configuring the 818 Reference Audio Core This chapter explains how to set up the 818 Reference Audio Core for most standard configurations of your other equipment, using just the front-panel controls and MSR+. For complete control over all aspects of the 818’s configuration it is recommended that you use the Meridian Configuration Program;...

  • Page 34: Choosing A Standard Setting

    818 was installed. You can reset the configuration of the 818 to any of these Types to restore it to the state it was in when it was installed. Note: Selecting a Type will clear any configuration changes you have made.

  • Page 35: Setting Up Sources

    To turn on Gain mode sensitive), 1.0V, 2.0V, or 2.5V (least sensitive). • Put the 818 into standby by pressing Off (front panel If the sensitivity is set too high the input will clip the or remote). loudest passages. The display shows: •...

  • Page 36: Setting Up Speakerlink

    Configuring the 818 Setting up SpeakerLink Reference Audio Core The digital and SpeakerLink outputs provide control information to DSP loudspeakers, together with the digital audio. If you are connecting the digital or SpeakerLink output to a digital input that does not support SpeakerLink you should turn SpeakerLink off.

  • Page 37: Installing The Meridian Configuration Application

    The computer you are using needs to have a 9-pin http://www.meridian-audio.com/media/107004/ serial port available. meridian-config-guide.pdf Alternatively, the 818 and some G Series products include a USB port, in which case the Meridian Configuration Application can communicate with them via a USB cable connected to a USB port on the computer.
  • Page 38 Configuring the 818 Reference Audio Core...

  • Page 39: Index

    Index Index accessories 18 digital inputs 19 loudness, changing 13 analogue inputs 19 digital output 19 loudspeaker setup controls 14 analogue outputs 19 digital source, connecting to 20 Enhanced Boundary Control 14 analogue source, connecting to 20 Digital Surround Controller, room height 14 auxiliary output 18 connecting to 26...
  • Page 40 Index phase, changing 12 treble, changing 11 power amplifier, connecting to 25 trigger outputs 19 Types 30 room height, specifying 14 RS232 connection 19 unpacking 18 USB, connecting 21 USB input 19 safety warnings ii Sooloos, using 9 Sooloos input 19 volume, adjusting 10 sound, muting 10 sources 9...

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