Bosch Digital Congress Network Technical Information Page 125

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_T7730178827_20111018T1501_noRegion_en-US_print_RC9.09d_for5grb_DatabookPDF
DCN Conference Solutions | Central Equipment
| 115
LBB 4404/00 CobraNet
Interface
Features
Stylish and modern design (IF award)
Room coupling facility
Versatile audio distribution facility
CobraNet™ compatible using Ethernet
Optical network for coupling to the CCU
Redundant network cabling
The CobraNet™ Interface can interface audio from the
DCN system to a CobraNet™ network using standard
Ethernet networks. Typical applications are room coupling
and audio distribution over long distances.
CobraNet
TM
is a registered trademark of Peak Audio, a
Division of Cirrus Logic, Inc.
Functions
Redundant network cabling can be either single
branch or redundant loop
Flexible routing of floor and interpretation channels
Configuration of the CobraNet™ Interface audio
channel routing via a display and a single rotary push
button
Automatic Gain Control
Configuration of the CobraNet™ Interface with
software tools included
Each CobraNet™ Interface can be assigned a unique
name by the installer for easy identification
VU meter readings to monitor audio inputs and audio
outputs. The audio can be monitored using a
headphone
19” (2U) housing for table top or rack mounting
Handgrips for easy transportation
The unit is powered from the network
Controls and indicators
2 x 16-character LCD display for status display and
audio channel routing of the CobraNet™ Interface
Rotary control to navigate through the LCD menus
Interconnections
Front
One stereo headphone output 3.5 mm (0.14 in)
Back
Two optical network connections
Two RJ45 Ethernet connectors for the CobraNet™
Eight control inputs to enable audio inputs and audio
outputs for floor and interpretation channels
Five control outputs to indicate channel engaged state
Certifications and Approvals
Region Certification
Europe CE
Technical Specifications
Electrical
Supply voltage 24 to 48 VDC
Power consumption 10.5 W (DC)
Frequency response 30 Hz to 20 kHz
THD at nominal level <0.5%
CobraNet
TM
Physical layer Ethernet
Channels 4 in / 4 out per interface
Max 64 on CobraNet
TM
Compliance IEEE 802.3
Audio Transport 16 / 20 / 24-bit
Sample Rate 48 kHz
Latency 5.33 ms
Mechanical
Dimensions (H x W x D)
for tabletop use, with feet 92 x 440 x 400 mm
(3.6 x 17.3 x 15.7 in)
for 19” rack use, with
brackets
88 x 483 x 400 mm
(3.5 x 19 x 15.7 in)
in front of brackets 40 mm (1.6 in)
behind brackets 360 mm (14.2 in)
Weight 7 kg (15.4 lbs)
Mounting Tabletop, 19”-rack
Color Charcoal (PH 10736) with silver
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