Grass Valley DDA-1113 - Manual (Page 5)

GUIDE TO INSTALLATION AND OPERATION
DDA-1113 | 5
1. DDA-1113 Digital Audio Distribution Amplifier
1.1 Introduction
The Digital Audio Distribution Amplifier DDA-1113 supports AES3-id 75 and provides up to 9 outputs, or 8 outputs
with an input loop. The input features clock regeneration for reduced jitter and signal restoration. A signal detection
stage permits control of the content of the audio signal.
A multi-colored LED, visible with the door closed, reports the card status. The DDA-1113 requires a "single" or a
"double" rear connector panel.
1.2 Features
• Digital audio distribution amplifier 1 input to 4, 7, 8 or 9 outputs
• AES3-id audio unbalanced input
• Remote control of carrier quality
• Silence detect with user adjustable delay and threshold
• Status Led and remote reporting
• Signal regeneration
• V, U, C, P bits transparency
1.3 Block Diagram
The following block diagram shows the functionality of the
DDA-1113 .
Figure 1.1 Functional Block Diagram