Dolby Tech Page

Preface

1.0 Introduction

2.0 B-Chain

2.1 Dynamic Range Requirements

2.1.1 Power Amplifier Size
2.1.2 Information on New Jiffy

2.2 Screen Loudspeakers

2.2.1 Location *
2.2.2 Loudspeaker Type
2.2.3 Loudspeaker Walls *
2.2.4 Cross-overs
2.2.5 Characteristic Curve
2.2.6 Measurement

2.3 Surround Loudspeakers

2.3.1 Location *
2.3.2 Loudspeaker Type
2.3.3 Mounting Angles
2.3.4 Characteristic Curve
2.3.5 Measurement

2.4 Sub-woofers

2.4.1 Location *
2.4.2 Notional Cross-over
2.4.3 Need for Bass Extension
2.4.4 Tuning
2.4.5 Power Requirements

3.1 Analog

3.1.1 Frequency Response
3.1.2 Slit
3.1.3 Exciter Lamp/Supply
3.1.4 Illumination Uniformity
3.1.5 Wow and Flutter

3.2 Digital

3.2.1 Alignment
3.2.2 Wow and Flutter
3.2.3 Illumination Uniformity
3.2.4 Exciter Lamp/Supply
3.2.5 Soundhead and Surround Delay

4.1 Criteria *

4.1.1 Noise Floor
4.1.2 Reverberation Time
4.1.3 Reflections
4.1.4 Early Lateral Reflections
4.1.5 Rear Screen Damping

4.2 New Theatre Design *

4.2.1 New Theatre Location
4.2.2 Ceilings
4.2.3 Floors
4.2.4 Walls
4.2.5 Seats

4.3.1 HVAC Design
4.3.2 Maintenance

4.4.1 Ceilings and Floors
4.4.2 Doors

5.0 Cinema Processor Updates

5.1 CP50
5.2 CP55
5.3 CP200

6.0 Picture Issues

6.1 Screen Size *
6.2 Screen Type
6.3 Light on Screen
6.4 Color Temperature
6.5 Reflected and Ambient Light
6.6 Porthole Design *
6.7 Shutters

7.0 Test Films

7.1 Sound

7.1.1 Analog
7.1.2 Digital

7.2 Picture

7.2.1 RP40

7.3 General Purpose
7.4 Trailers

8.0 Other Information

8.1 Dolby Laboratories Equipment Manuals

8.1.1 CP55
8.1.2 CP65
8.1.3 CP200
8.1.4 SRA5
8.1.5 DA10
8.1.6 DA20

8.2 Sound and Picture Projection Standards

8.2.1 ANSI202M (IS02469)
8.2.2 Light on Screen
8.2.3 Reflected/Ambient Light
8.2.4 Projected Image Quality

8.3 Other Information Sources

8.3.1 Technical Journals and Magazines
8.3.2 Inter-Society Committee
8.3.3 TEA
8.3.4 THX

8.4 Dolby Technical Help

8.4.1 Training Courses
8.4.2 Technical Help Hot-Line