Bosch Speaker LB1-UM20E-D

Bosch Speaker LB1-UM20E-D AUDIO SYSTEMS

BOSCH LB1-UM20E-D METAL CABINET LSP 35/20W,CHARCOAL

The 20W charcoal LB1-UM20E-D Premium-Sound Cabinet Loudspeaker Range from Bosch is intended for clear reproduction of speech, foreground, and background music to be used in general indoor and outdoor applications. The range has a 20 W power handling capacity. The enclosures are made from aluminum with ABS top and bottom covers.

Feature

  • High-fidelity music and speech reproduction
  • Supplied with adjustable wall‑mounting bracket
  • Self‑restoring overload protection
  • Provision for internal mounting of the optional line / loudspeaker supervision board
  • EN 54‑24 certified
  • Datasheet spec spec
Specification
Electrical
Maximum Power 30 W
Rated Power PHC: 20 W
Power Taps 20 / 10 / 5 / 2.5 W
Sound Pressure Level: At Rated Power / 1 W (1 kHz, 3.2′ (1.0 m)): 101 dB / 88 dB (SPL)
Frequency Range Effective (-10 dB): 90 Hz to 20 kHz
Opening Angle: At 1 kHz / 4 kHz (-6 dB):
Horizontal: 174° / 136°
Vertical: 127° / 141°
Input Voltage Rated: 12.65 / 70 / 100 V
Impedance Rated: 8 / 250 / 500 Ω
Connector 3-pole screw block
Sensitivity Octave SPL 1 W/1 m:
125 Hz: 82.5
250 Hz: 82.5
500 Hz: 85.4
1000 Hz: 88.2
2000 Hz: 88.0
4000 Hz: 85.5
8000 Hz: 86.3
Total octave SPL 1 W/m:
A-weighted: 84.1
Lin-weighted: 85.0
Total octave SPL Pmax/m:
A-weighted: 96.4
Lin-weighted: 97.4
Angle Horizontal
125 Hz: 360
250 Hz: 360
500 Hz: 206
1000 Hz: 174
2000 Hz: 128
4000 Hz: 136
8000 Hz: 132
Vertical:
125 Hz: 360
250 Hz: 360
500 Hz: 360
1000 Hz: 127
2000 Hz: 141
4000 Hz: 141
8000 Hz: 117
Environmental
Operating Temperature -13 to +131°F (-25 to +55°C)
Storage Temperature -40 to +158°F (-40 to +70°C)
Relative Humidity <95%
Certifications and Approvals
Safety According to EN 60065
Emergency According to BS 5839-8, EN 60849, & EN 54-24
Water and Dust Resistance According to EN60529 IP65
Self-Extinguishing ABS According to UL 94 V 0
Force Wind: According to NEN 6702:2007 +A1: 2008, Bft11
Certification Europe CPD