Handbook

10
Redbox User Handbook No 2
System Block Diagram
Fig 3-3: RB-BL2/BL4 Block Diagram Single Stereo Channel.
(Note RB-BL4 contains 2 of these circuits)
Rear Panel Connections and Operation
MATCHING CONVERTERS - RB-BL2 & RB-BL4
Unbalanced Output
Level
Adjustment
Balanced Output
Level
Adjustment
Stereo
Balanced
Inputs
RCA
Phono
Outputs
RCA
Phono
Inputs
Stereo
Balanced
Outputs
Fig 3-4: RB-BL2 Rear Panel.
MATCHING CONVERTERS
3
Left Input 1
Professional/
Balanced
Left Output 1
Consumer/Unbalanced
Phono
Gain
Right Input 1
Professional/
Balanced
Left Input 2
Consumer/
Unbalanced
Right Input 2
Consumer/
Unbalanced
Right Output 1
Consumer/Unbalanced
Left Output 2
Professional/Balanced
Right Output 2
Professional/Balanced
Phono
Gain
Phono
Gain
Phono
Gain