Bosch Appliances 20 manual 4Technical data, Physical characteristics, Electrical characteristics

INTEGRUS Installation and User Instructions Technical data en 12

4Technical data

4.1LBB 3222/04 6-Channel inter- preter desk with loudspeaker

4.1.1 Physical characteristics

Mounting	Table top or flush mounting
Dimensions (Hfront x Hrear x W x D) 20-58 x 250 x 189 mm
	(0.79–2.28 x 9.84 x 7.44 inch)
Weight	1.75 kg (3.85 lb)
Finish	Light gray

4.1.2 Electrical characteristics

Frequency response	125 Hz (-10 dB) to 12.5 kHz
	(-2 dB)
Rated equivalent sound	< 32 dB
pressure due to inherent noise
Total harmonic distortion	< 5%
at overload
Cross talk attenuation	> 66 dB

4.2LBB 3422/20 Integrus audio input and interpreters module

4.2.1 Physical characteristics

Mounting		Mounting plate and two screws
		included
	Dimensions (H x W x D)	100 x 45 x 231 mm
		(39 x 21 x 91 inch)
Weight		188 g (0.41 lb)

4.2.2 Electrical characteristics

Audio input level with AGC	-16.5 dBV (150 mVeff)
	to +3.5 dBV (1500 mVeff)
Audio input level without AGC	-4.4 dBV (600 mVeff)
Asymmetric input impedance	≥ 10 kOhm
DC input impedance	≥ 200 kOhm

Bosch Security Systems 2005-04 9922 141 70164en