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