6
Matching Converters - RB-BL4
6 RB-BL4 Dual Stereo Bi-Directional Matching Converter
Introduction
Fig 6-1: RB-BL4 Front Panel
The RB-BL4 is a dual bi-directional stereo unit for interfacing domestic, or
semi-pro unbalanced equipment to professional balanced line levels, and
vice-versa.
System Block Diagram
Left Input 1
Professional/
Balanced
Right Input 1
Professional/
Balanced
Phono
Left Input 2
Consumer/
Unbalanced
Phono
Right Input 2
Consumer/
Unbalanced
Fig 6-2: RB-BL4 System Block Diagram. (Note the RB-BL4 contains 2 of these circuits)
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Gain
Gain
Gain
Gain
Phono
Left Output 1
Consumer/Unbalanced
Phono
Right Output 1
Consumer/Unbalanced
Left Output 2
Professional/Balanced
Right Output 2
Professional/Balanced