Technical data

8.7 Interface data
Recommended external microphone type (or headset microphone)
Element: Electret-condenser
Polar pattern Omni directional
Operating voltage 5 Vd.c.
Sensitivity Approx. -62 dB at 1200 Ω
(0 dB = 1 V/mbar at 1 kHz)
Frequency response 100 Hz to 14 kHz
Connector 3.5 mm (0.14 in) jack mono or stereo
8.7.1 LBB 4100/00 Central Control Unit
Electrical characteristics
Supply voltage 115/230 V ± 10 %
Power consumption 200 W
DCN system supply 40 VDC, max 65 W per DCN socket
Optical network supply 40 VDC, max 65 W
Total supply power 130 W
RS-232 connection 2 x 9-pole Sub-D female socket
Performance
Frequency response 30 Hz – 20 kHz (-3dB at nominal level)
THD at nominal level < 0.5 %
Cross talk attenuation > 85 dB at 1 kHz
Dynamic range > 90 dB
Signal–to-noise ratio > 87 dBA
Audio input
XLR maximum input +12 dBV
Cinch maximum input 0 dBV
Audio output
XLR maximum output +12 dBV
Cinch maximum output 0 dBV
Physical characteristics
Mounting Free-standing or mounted in a 19”-rack
Dimensions (H x W x D) 88 x 483 x 350 mm
(3.5 x 19.0 x 13.8 in)
(with brackets, without feet)
92 x 440 x 350 mm
(3.6 x 17.3 x 13.8
(without brackets, with feet)
Weight 7 kg (15 lbs)
Color Charcoal with silver
8.7.2 LBB 4106/00(D) Extension Power Supply Unit
Electrical characteristics
Supply voltage 105, 115, 125, 220, 230, 240 Va.c.,
50/60 H z (230 V on delivery)
Power consumption 350 W
DCN system supply 40 VDC, max 85W per DCN socket
Physical characteristics
Mounting Free-standing on a table-top or
mounted in a 19" rack unit
(requires 2U, _19” width)
Dimensions (H x W x D) 100 x 220 x 308 mm
(3.9 x 8.66 x 12.1 in)
Weight 8.3 kg (18.3 lbs)
Color cabinet Light gray (PH 10709)
Color handles Dark gray (PH 10711
Nominal power consumption 350 W
Mains voltage 105, 115, 125, 220, 230,
240 Va.c., 50/60 Hz
230 V on delivery (125 V for D units)
8.7.3 LBB 4402/00 Audio Expander
Electrical characteristics
Supply voltage 24 – 48 Vdc (-3 dB at nominal level)
Power consumption 5.6 W
Performance
Frequency response 30 Hz – 20 kHz
THD at nominal level < 0.5 %
Cross talk attenuation > 85 dB at 1 kHz
Dynamic range > 90 dB
Signal–to-noise ratio > 87 dBA
Audio inputs/outputs
Line Input
XLR nominal input - 12 dBV (± 6 dB)
XLR maximum input +12 dBV
Cinch nominal input -24 dBV (± 6 dB)
Cinch maximum input 0 dBV
Microphone Input
Nominal input -57 dBV (± 6 dB)
Maximum input -51 dBV
Phantom supply 12 V ± 1 V @ 15 mA
26 | Technical Data | DCN Next Generation Interpretation System Data Brochure