Bosch DCN Next Generation Installation And Operation Manual page 277

Conference System
11.2.10 DCN-WPS Power Supply Adapter
Rated input voltage
Rated output voltage
Dimensions (H x W x D)
Weight (without batteries)
Color
Input
Output
11.2.11 DCN-MICL, DCN-MICS Pluggable Microphones
Figure 11.1 Microphone frequency response
Frequency response
Transducer type
Directional pattern
Sensitivity
Max. SPL for THD
Equivalent input noise level
Figure 11.2 Microphone polar diagram of LBB 4149 measured with pink noise in octaves
Bosch Security Systems B.V.
100-240 VAC (50 – 60 Hz), 150 mA
9 VDC (500 mA)
340 x195 x 82mm (13.4 x7.6 x 3.2 in)
1.4 kg (3.08 lb)
Charcoal (PH 10736)
100 - 240 VAC 50 - 60 Hz
9 V(DC), 550 mA
100 Hz to 16 kHz
Condenser
Cardioid
9.3 mV at 85 dB SPL (Rl=3k3, U=5V)
< 3 % 110 dB
24 dB lin, 21 dBA
Installation and Operation manual
Technical Data | en 277
DCN-NG_IOM_V4.1 | V1.3 | 2012.07