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BOSCH PRS-4AEX4 Praesideo Audio Expander
Praesideo Audio Expander Product Features Four audio inputs – two selectable mic/line and two line inputs Four line audio outputs...
Praesideo Audio Expander
Product 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
Technical Specification
| Power consumption | 9 W (DC) |
| Performance | |
| 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 | 2x |
| 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 | 4x |
| Connectors | XLR and 2 cinch (for each line) |
| Output Impedance | <100 ohm |
| S/N | >89 dBA at maximum level |
| Crosstalk | <-85 dB |
| Signal range | -12 dBV to +18 dBV (XLR) -24 dBV to +6 dBV (cinch) |
| Distortion at 1 kHz | <0.05% |
| Control inputs | 8x |
| Connectors | Removable screw terminals |
| Operation | Closing contact (with supervision) |
For queries contact: kaizar@fkgtc.com | +971 56 812 0620