The control unit is the center of the discussion system which controls the microphones of the chairman and delegate units as well as connects to other audio input and output. It also supplies the power for the CU itself, and up to 50 chairman and delegate units.
CONFERENCE
| CS-1CU | |
| Voltage | VAC100-240~, 50/60Hz |
| Current consumption | MAX 0.9A(100VAC) / 0.3A(240VAC) |
| DC supply to contribution units | ±15V |
| Line, telephone coupler and insertion in/outputs (unbalanced) | |
| Input sensitivity | -14dBV/+11dBV (nominal/maximum) |
| Input impedance | 33KΩ |
| Output level | -14dBV/+11dBV (nominal/maximum) |
| Output Impedance | 500Ω |
| Recorder in/output (unbalanced) | |
| Input sensitivity | -20dBV/+5dBV (nominal/maximum) |
| Input impedance | 47KΩ (for L & R channel) |
| Adjustment | -20dBV/+5dBV(nominal/maximum) |
| Output level | +0/-30dBV |
| Output Impedance | 500Ω |
| External microphone input (XLR(F) balanced) | |
| Input sensitivity | -56dBV |
| Adjustment. | +6dBV/-6dBV(nominal/maximum) |
| Phantom supply | 12V+/-1V, 2*680Ω (±2%) |
| System limits Number of delegate/chairman units connected to one control unit | |
| Maximum in total | 50 |
| Maximum per trunk output | 25 |
| Maximum trunk length using CS-1 | standard cabling: 100m |
| Dimensions (HxWxD) | 360*150*90 mm |
| Weight | 1875 grams |
| USER GUIDES | |
| CS-1CU-09 | |
The CS-120CH has extra functions besides those CS-120DU has. There is a priority key which can either mute or turn off all delegate units, or cancel all applying.
Main unit of the whole system. It provides all inputs and outputs needed to manage complex audio system.
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