Bosch PRS-4AEX4 Audio Expander

SKU: BOS-PRS4AEX4-F01U290344 Category:
Brand: Bosch

DISCONTINUED

The audio expander inserts external audio into the system and extracts audio from the system. This unit
has control inputs and outputs for external interfacing. It can route its audio inputs permanently or conditionally to any of the zones or to other audio outputs. The routing conditions are configured using the configuration software. The audio output can be programmed to get its signal from any of the audio inputs. The equipment can be used freestanding (tabletop) or in a 19" rack.

Key Features

  • Four audio inputs – two selectable mic/line and two line inputs
  • Four line audio outputs
  • Eight supervised control inputs and five control outputs
  • Audio processing functions
  • Redundant network connection
  • Headphone connection and VU meter for audio monitoring

Technical Specifications

Power consumption
9 W (DC)
Frequency response
20 Hz to 20 kHz (-3 dB)
Line inputs
2 x
Connectors
3-pin XLR and 2 cinch (for each line)
S/N
>87 dBA at maximum level
CMRR
>40 dB
Input range
+6 dBV to +18 dBV (XLR)-6 dBV to +6 dBV (cinch)
Mic / line inputs
2 x
Connector
3-pin XLR and 2 cinch (for each line)
Nominal Input Level
-57 dBV
S/N
>62 dBA with 25 dB headroom
CMRR
>55 dB at 100 Hz
Input Impedance
1360 ohm
Phantom supply
12 V ??1 V at 15 mA
Input range
-7 dB to 8 dB ref nominal input level
Line outputs
4 x
Connectors
XLR and 2 cinch (for each line)
Output Impedance
<100 ohm
S/N
>89 dBA at maximum level
Crosstalk
<-85 dB

SKU: BOS-PRS4AEX4-F01U290344 Category:

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