Manual

Table Of Contents
Chapter 11 - RB-PMX4 10 Input, 4 Output Analogue Preset Mixer
Redbox User Handbook 11-3
11.3. Rear Panel Connections and Operation
Fig 11-3: RB-PMX4 Rear Panel
11.3.1. Inputs 1-10
The XLR-3 input sockets can take balanced professional levels, or unbalanced by using
the front panel gain controls, and by connecting the non-phase to the signal ground
screen. The XLR 3 pin input has the following connections:
Pin 1: Screen
Pin 2: Phase
Pin 3: Non-phase
11.3.2. Outputs 1-4
The XLR 3 pin output plugs are electronically balanced, and can be wired unbalanced.
Each output is individually buffered so that a short circuit on one output will not affect
the others. They have the following connections:
Pin 1: Screen
Pin 2: Phase
Pin 3: Non-phase
11.4. Front Panel Controls
Fig 11-4: RB-PMX4 Front Panel Controls
11.4.1. Switch Banks
There are 4 off 10-way switch banks, one for each output. Using these switches, each
input channel can be individually selected to each output. When the switches are up
(OFF) position, they are off and mixed when in the down (ON) position.
Disconnect the mains supply before removing the equipment covers.
This product must be earthed
4INPUTS
OUTPUTS
115V - 230V
109876543 121 23
11.3.1
11.3.2
RB-PMX
PRE-SET MI XER
11.3.3
11.3.4
RB-PMX4
PRE-SET MI XER
INPUT LEVEL
12 10987654
3