20/20 AD User Guide
Contents
Introduction
Controls and Connectors ......................................................................1
Unpacking • Power • Mounting ..........................................................1
Front Panel Controls..........................................................................2
The Converter • The Level Meters • The Compressor
Synchronization and Output Formatting • Alternate Modes
Rear Panel Connectors .....................................................................5
Audio Connections ............................................................................6
Connectors • Cables
Using the 20/20 AD.................................................................................9
Analog Inputs..................................................................................... 9
Termination and Grounding via Internal Jumpers .............................9
Balanced and Unbalanced Input Signals.........................................12
Front Panel Adjustments .................................................................13
Synchronization and Sample Rate .................................................. 14
AES Sync • Word Clock • Internal and External Modes
About Dither.....................................................................................16
Psychoacoustically Optimized Noise Shaping (PONS)
Automatic Offset Removal ...............................................................18
Compressor Modes .........................................................................18
Dynamic Range Compression • Non-Linear Transfer
Functions • Overload Protection • Digitizing Analog Tape
Link • Display
Digital Audio Outputs .......................................................................23
Realigning Two DAT Recordings ....................................................24
Digital Sinewave Generator .............................................................24
Specifications.......................................................................................25
Definition of Terms .............................................................................. 27
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