Meridian America Meridian 518 manual Sales and service in the UK, Sales and service in the USA

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Sales and service in the UK

Meridian Audio Ltd

Stonehill

Huntingdon

Cambs. PE18 6ED

England

Tel (0) 480 52144

Fax (0) 480 459934

Sales and service in the USA

Meridian America Inc.

3800 Camp Creek Parkway

Building 2400, Suite 112

Atlanta, GA 30331

Tel. (404) 344-7111

Fax (404) 346-7111

Designed & manufactured in the UK by

Digital Gramophone & Wireless Ltd

Stonehill

Huntingdon

Cambs. PE18 6ED

England

Copyright © 1992,1993,1995 Digital Gramophone & Wireless Ltd

Acknowledgements

Trademarks etc.

BoothroydStuart Meridian and Meridian are registered trademarks of

Meridian Audio Ltd.

Super Bit-Mappingis a trademark of Sony Corp.

Testers

The processing in 518 has been beta tested in a 618 version over some three years. Thanks in particular to Tony Faulkner (Green Room Productions), David Chesky (Chesky Records), Tom Jung (DMP Recording), David Smith (Sony Classical), Peter McGrath (Audiophon, HM) and John Atkinson (Stereophile Magazine).

A list of their current 618 recordings is available from Meridian Audio on request.

Designers

The 518 design team included Phil Boddy, Richard Hollinshead, Duncan

Smith, Bob Stuart and Rhonda Wilson.

Author: J R Stuart

518 User Guide

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Contents 1992, 1993 Contents Appendix 4 -Resolution Enhancement Simple rules for usingAppendix 2 Hints on Mastering Sales and service in the UK Sales and service in the USADesigned & manufactured in the UK by AcknowledgementsIntroduction About this manualAbout the 500 Series Conventions used in this manualInstalling your General precautionsUnpacking ConnectionsPlanning setup Whats inside a 518?Overview as Preamp Type What about analogue sources? What else do I need to know?CD or LaserDisc playback improvement Overview as Resolution Enhancement Processor TypeMeridian DSP speaker improvement Meridian Surround improvement Overview as Mastering Processor Type Overview as Multimedia Processor TypeCustomising features ∙ Normal ∙ Standby ∙ Type ∙ ConfigSwitching on Starting off withBasic operation StandbyAdjusting the volume Operating 518 as a Control Unit TypeSelecting a source OutDither FlatShape a Shape BDisplay Advanced operation using the Remote Control Operating 518 as Resolution Enhancer Type Volume controlMuting the sound Menu KeysOperation summary With the Remote ControlMemory Restoring default settings Config an overviewConfig control settings Customising 518, an overviewHow to customise Customising, general procedureConfig sources and inputs How to change to Type or ConfigCustomising using Type How to change back to NormalMaking changes to an existing setup Setting Type ControllerCustomising using Config How to use ConfigConfig Selecting TypesSelecting the controller mode Setting the system address forSetting the product address for Setting the Standby mode forSetting the Blank display option for Setting the Emphasis option forSetting the Volume mode for Setting the Volume displayChoosing source logos Setting up sourcesVol. dB Choosing the Comms type for a source product Changing the input for a sourceChoosing the address of a source product Connections Digital audio connectionsDigital input connections Digital output connectionConnecting to Meridian Digital speakers Communications connectionsTo connect to other Meridian 500 Series equipment ConPart Mastering ProcessorDescription As a Mastering or Multimedia Processor TypeMeridian 500 Comms warning D1 +2Emph +2 ShpB +2Making Recordings Transfer to editor Transfer to the final carrierNoise shaper characteristics Shaper Advantage 44.1kHz 48kHz Normal Pre-emphasisOperating Background Transparency in digital systemsDigital Audio and Quantisation DitherDynamic Range Noise Shaping with ditherPre and De-emphasis Simple rules for using Step-down in sample word sizeNo change in sample size Step up in dynamic rangeSpecification Additional technical informationHelp Cleaning Maintenance & ServicePart Appendix 1 Noise Shapes NoiseAbove noise spectrum for Shape B at 44.1kHz 0Hz 5kHz 10kHz 15kHz 20kHz Vulnerability of the signal Audible results of digital errors and editingAppendix 2 Hints on Mastering with noise-shaping Requirements for D/A conversionAppendix 2 Hints on Mastering Handset Functions Appendix 3 RS232GoTo Functions Appendix 4 -Resolution Enhancement Jitter and de-jitteringDynamic-range FrequencyDynamic-range optimisation with Gain Dynamic-range optimisation with Pre-emphasisShowing CD pre- and de-emphasis curves Dynamic-range optimisation with Noise-shaped Dither DAC enhancement by using high-frequency dither DAC or channel enhancement by word-length matchingContents IndexIndex User Guide User Guide