Contents | Meridian America Meridian 518 specification

2

Contents

Sales and service in the UK	4
Sales and service in the USA	4
Designed & manufactured in the
UK by	4
Acknowledgements	4
Introduction	5
About this manual	5
Conventions used in this
manual	5
About the 500-Series	5
Part 1	6
Unpacking the 518	6
Installing your 518	6
General precautions	6
Connections	6
Siting	6
Planning setup of 518	7
What's inside a 518?	7
Overview as Preamp (Type 0)	8
Overview as Resolution
Enhancement Processor
(Type 1)	10
Overview as Mastering
Processor (Type
2)Mastering: overview	12
Overview as Multimedia
Processor (Type 2)	12
Customising features	13
Starting off with 518	14
Checking	14
Switching on	14
If there is no display	14
Memory	14
Standby	14
Basic operation of 518	14
Operating 518 as a Control Unit
(Type 0)	15
Selecting a source	15
Adjusting the volume	15
Out	15
In 16
Dither	16
DSP	17
Display	17
Emphasis Light	18
Clip Display	18
Software version	18
Advanced operation using the
Remote Control	18

Putting the 518 in Standby	18
Coming out of Standby	18
Muting the sound	19
Menu Keys	19
Operating 518 as Resolution
Enhancer (Type 1)	19
Volume control	19
Gain control	19
Memory	20
DSP	20
Operation summary	20
On the 518 front panel	20
With the Remote Control	20
Customising 518, an overview	21
Restoring default settings	21
Type: an overview	21
Config: an overview	21
How to customise 518	22
Customising, general procedure	22
Customising using Type	23
Customising using Config	24
How to use Config	24
Setting up sources	27
Connections	29
Digital audio connections	29
Communications connections	30
To connect to other Meridian
500 Series equipment	30
Part 2	31
Mastering Processor	31
Description	32
518 as a Mastering or
Multimedia Processor (Type
2)	32
Meridian 500 Comms warning	32
Emphasis Light	32
Selecting a source	32
Gain control	32
Memory	33
DSP	33
Display	33
Clip Display	34
Software versionError! Bookmark not defined.
Making Recordings	35
Transfer to editor	36
Transfer to the final carrier	36
Noise shaper characteristics	37
518 Operating Background	38

518 User Guide

Image 2

Meridian America Meridian 518 manual Contents

Contents

1992, 1993 Contents Appendix 2 Hints on Mastering Simple rules for usingAppendix 4 -Resolution Enhancement Designed & manufactured in the UK by Sales and service in the UKSales and service in the USA Acknowledgements About the 500 Series IntroductionAbout this manual Conventions used in this manual Unpacking Installing yourGeneral precautions Connections Planning setup Whats inside a 518? Overview as Preamp Type What about analogue sources? What else do I need to know? Meridian DSP speaker improvement Overview as Resolution Enhancement Processor TypeCD or LaserDisc playback improvement Meridian Surround improvement Overview as Mastering Processor Type Overview as Multimedia Processor Type Customising features ∙ Normal ∙ Standby ∙ Type ∙ Config Basic operation Switching onStarting off with Standby Selecting a source Adjusting the volumeOperating 518 as a Control Unit Type Out Shape a DitherFlat Shape B Display Advanced operation using the Remote Control Muting the sound Operating 518 as Resolution Enhancer TypeVolume control Menu Keys Memory With the Remote ControlOperation summary Config control settings Restoring default settingsConfig an overview Customising 518, an overview Config sources and inputs How to customiseCustomising, general procedure How to change to Type or Config Making changes to an existing setup Customising using TypeHow to change back to Normal Setting Type Controller Config Customising using ConfigHow to use Config Selecting Types Setting the product address for Selecting the controller modeSetting the system address for Setting the Standby mode for Setting the Volume mode for Setting the Blank display option forSetting the Emphasis option for Setting the Volume display Vol. dB Setting up sourcesChoosing source logos Choosing the address of a source product Changing the input for a sourceChoosing the Comms type for a source product Digital input connections ConnectionsDigital audio connections Digital output connection To connect to other Meridian 500 Series equipment Connecting to Meridian Digital speakersCommunications connections Con Part Mastering Processor Meridian 500 Comms warning DescriptionAs a Mastering or Multimedia Processor Type D1 +2 Emph +2 ShpB +2 Making Recordings Transfer to editor Transfer to the final carrier Noise shaper characteristics Shaper Advantage 44.1kHz 48kHz Normal Pre-emphasis Digital Audio and Quantisation Operating BackgroundTransparency in digital systems Dither Pre and De-emphasis Noise Shaping with ditherDynamic Range No change in sample size Simple rules for usingStep-down in sample word size Step up in dynamic range Specification Additional technical information Help Cleaning Maintenance & Service Part Appendix 1 Noise Shapes Noise Above noise spectrum for Shape B at 44.1kHz 0Hz 5kHz 10kHz 15kHz 20kHz Appendix 2 Hints on Mastering with noise-shaping Vulnerability of the signalAudible results of digital errors and editing Requirements for D/A conversion Appendix 2 Hints on Mastering GoTo Functions Appendix 3 RS232Handset Functions Appendix 4 -Resolution Enhancement Jitter and de-jittering Dynamic-range Frequency Dynamic-range optimisation with Gain Dynamic-range optimisation with Pre-emphasis Showing 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 matching Contents Index Index User Guide User Guide