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BOSCH CCSD CURD Conference Control Unit

SKU: 3200

The Bosch CCSD-CURD is the advanced control unit for the Bosch CCS-1000D digital conference system which includes MP3 recording facility and digital acoustic feedback suppression.

  • Plug-and-play functionality for quick and easy connection of up to 80 Discussion Devices
  • Intuitive web browser control for advanced configuration and control
  • Built‑in MP3 recorder with internal memory and USB recording
  • Built‑in Digital Acoustic Feedback
  • Built‑in Digital Acoustic Feedback Suppression (DAFS) for ensuring superior speech intelligibility

With this advanced model, up to 8 hours of audio can be recorded to the internal memory, or up to 128GB (>4000 hours) onto an external USB device. The sophisticated ‘digital acoustic feedback suppression’ balances sound pressure levels and system gain to enable higher volumes without howling effects.

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Bosch CCSD CURD Conference Control Unit Specs:

Mains voltage 100 to 240 VAC ± 10%
Current consumption Maximum 0.6 A (100 VAC) to 0.2 A (240 VAC)
DC supply to Discussion Devices 24 V ± 1 V (current limited)
Number of Discussion Devices per Control Unit Max. 40 devices per trunk connector
Discussion Device loudspeakers volume control 15 steps of 1.5 dB (starting from -10.5 dB)
Limit threshold level to unit 12 dB above the nominal level
Gain reduction due to the number of open microphones (NOM) 1/SQRT (NOM)
Sample rate 44.1 kHz
Nominal input (85 dB SPL) < 0.5%
Max. input (110 dB SPL) < 0.5%
XLR nominal microphone input -56 dBV
XLR maximum microphone input -26 dBV
RCA nominal input -24 dBV (+/- 6 dB)
RCA maximum input +6 dBV
S/N > 94 dBA
Frequency response 30 Hz to 20 kHz
RCA nominal output -24 dBV (+6/- 24 dB)
RCA maximum output +6 dBV
S/N > 102 dBA
Frequency response 30 Hz to 20 kHz
Recording/ Playback (bit rate) 64, 96, 128, 256 Kbit/sec
Recording/ Playback (sample frequency) 44.1 kHz
Nominal output 72 dB SPL
Frequency response 200 Hz to 12.5 kHz
Gain range mute -10.5 to +12
SanDisk USB memory stick Formatted with FAT32 file system.Maximum size: 128 GB.
Bite rate Internal memory hours , USB memory stick hours
16 GB 32 GB , 64 GB , 128 GB
64 8 hrs , 500 , 1000 , 2000 , 4000
96 5 hrs , 350 , 700 , 1400 , 2800
128 4 hrs , 250 , 500 , 1000 , 2000
256 * 2 hrs , 125 , 250 , 500 , 1000
Dimensions including feet (H x W x D) 45 x 440 x 200 mm(1.8 x 17.3 x 7.9 in)19” wide, 1 RU high
Height of feet 5.5 mm (0.2 in)
Mounting Tabletop19-inch rack
Weight (CCSD-CU) Approx. 3.2 kg (7.1 lb)
Weight (CCSD-CURD) Approx. 3.4 kg (7.5 lb)
Material (top) Painted metal
Material (base) Painted metal
Color (top) Traffic black (RAL 9017) matt-gloss
Color (base) Traffic black (RAL 9017) matt-gloss
Rim Pearl light grey (RAL 9022) matt-gloss
Operating temperature 5 ºC to +45 ºC (+41 ºF to +113 ºF)
Storage temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity 5% to 98% non-condensing

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