Bosch Security Systems | 2003-09 | 3922 988 92983en
Plena Booster Amplifier | Installation and Operating Manual | en | 20
6.4 Outputs
Line loopthrough output (3-pin XLR, 6.3 mm phone jack, balanced) - LBB1930/x0, LBB1935/x0
Nominal level 1 V
Impedance direct connection to line input
Line loopthrough output 1, 2 (3-pin XLR, balanced) - LBB1938/00
Nominal level 1 V
Impedance direct connection to line input
Loudspeaker outputs (Screw, floating)
Max/rated output power
70/100 V output
LBB1930/x0 180 W/120 W
LBB1935/x0 360 W/240 W
LBB1938/00 720 W/480 W
8 Ohm output
LBB1930/x0 31 V (120 W)
LBB1935/x0 44 V (240 W)
LBB1938/00 62 V (480 W)
Output power @ 24 V battery operation -1 dB ref. rated power
6.5 Environmental conditions
Operating temperature range -10 to +55 °C
Storage temperature range -40 to +70 °C
Relative humidity < 95%
6.6 General
EMC emission acc. to EN 55103-1
EMC immunity acc. to EN 55103-2
Acoustic noise level of fan
LBB1930/x0, LBB1935/x0 < 45 dB SPL @ 1 m
LBB1938/00 < 48 dB SPL @ 1 m
Dimensions
LBB1930/x0, LBB1935/x0 100 x 430 x 270 mm (19” wide, 2U high, with feet)
LBB1938/00 145 x 430 x 370 mm (19” wide, 3U high, with feet)
Weight
LBB1930/x0 approx. 10.5 kg
LBB1935/x0 approx. 12.5 kg
LBB1938/00 approx. 25 kg
19” mounting brackets included
Tech n i c a l d a t a
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