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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
Operating the 20/20 AD in the Digitial Mode ................................... 25
Specifications .......................................................................................27
Definition of Terms .............................................................................. 29