Manual

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Redbox User Handbook No 2
CONTENTS
CONTENTS
4 RB-PA2 Dual Stereo RIAA Phono Amplier 13
Introduction 13
System Block Diagram 13
Rear Panel Connections and Operation 14
RCA Phono Inputs (Left and Right) 14
Outputs (Left and Right) 14
Output Level Adjustment 14
Pick-up Grounding Post 14
Technical Specications 15
5 RB-LI2 Stereo Line Isolation Unit 16
Introduction 16
System Block Diagram 16
Rear Panel Connections and Operation 17
Inputs 17
Isolated Outputs 17
Loop Outputs 17
Output Level Adjustment 17
Internal Jumpers 18
Technical Specications 18
6 RB-PLI6 6 Way Mono Passive Line Isolation Unit 19
Introduction 19
System Block Diagram 19
Rear Panel Connections and Operation 20
Inputs 20
Outputs 20
Ground-link Internal Jumpers 20
Technical Specications 21
AUDIO DISTRIBUTION AMPLIFIERS
7 RB-DA6 & RB-DA6G 6 Way Stereo Distribution Amplier 22
Introduction 22
System Block Diagram 23
Connections and Operation 24
Inputs (Left & Right) 24
Stereo Outputs 1-6 (Mono Outputs 1-12) 24
Input Gain Control (RB-DA6) 24
Output Gain Control (RB-DA6G) 24
Stereo/Mono Operation 25
Technical Specications 25
8 RB-DA4x5 4 Input 4 x 5 Output Distribution Amplier/Mixer 26
Introduction 26
System Block Diagram 27
Rear Panel Connections and Operation 27
Audio Inputs 1-4 27
D-Type Audio Output Groups 1-4 28
Monitor LEDs 28
Input Level Adjustment 28
Output Level Adjustment 28
Routing Selection 28
Alignment Test Tone 29
Technical Specications 29