用户手册 — Dolby Laboratories 737

目录

• List of Figures

  5
• List of Tables

  6
• Chapter 1 Introduction

  7
• Chapter 2 Operation and Features

  8
  • 2.1 Front Panel Controls

    8
    • 2.1.1 6/4 – 2 Channel Switch

      9
    • 2.1.2 Input Trimpots

      9
    • 2.1.3 Trip Set

      9
    • 2.1.4 Pushbuttons

      9
  • 2.2 Back Panel Connectors

    10
    • 2.2.1 Analog Audio Inputs

      10
    • 2.2.2 Mon Out

      11
    • 2.2.3 DC Out

      11
    • 2.2.4 Power and Control

      12
  • 2.3 Connection and Calibration

    12
    • 2.3.1 Connecting to an Audio Console

      12
    • 2.3.2 Connecting to a Dolby Cinema Processor

      13
    • 2.3.3 Connecting to a DA10/20 Digital Adapter

      13
    • 2.3.4 Connecting to Non-Dolby Digital Adapters

      14
    • 2.3.5 Connecting to the SDU4 Surround Decoder

      14
    • 2.3.6 Calibration Procedure

      14
    • 2.3.7 Automated Input Adapter Board (Cat. No. 448B)

      15
  • 2.4 Mains Power

    16
  • 2.5 Interface

    16
    • 2.5.1 Grounding

      16
  • 2.6 Block diagram

    17
• Chapter 3 Cat. No. 448B Input Adapter Board

  19
  • 3.1 Introduction

    19
  • 3.2 Logic map

    19
  • 3.3 Component and Connector Layout

    20
  • 3.4 Preview Theatre

    20
    • 3.4.1 Concept

      20
    • 3.4.2 Installation

      20
    • 3.4.3 Alignment

      21
  • 3.5 Dubbing studio

    22
    • 3.5.1 Alignment

      24
• Chapter 4 Specifications

  26
• Appendix A Background

  27
  • A.1 Loudness

    27
    • A.1.1 The Current Situation

      27
  • A.2 How Loud Is a Movie?

    29
  • A.3 Standardizing a Measurement Technique for Soundtrack “Loudness”

    30
    • A.3.1 Alternative Measurement Indices

      31
  • A.4 Analysis of the Data

    32
    • A.4.1 Verification of the Data

      35