Bosch LB2-UC Handleiding

Bosch Speaker LB2-UC

Lees hieronder de 📖 handleiding in het Nederlandse voor Bosch LB2-UC (6 pagina's) in de categorie Speaker. Deze handleiding was nuttig voor 71 personen en werd door 2 gebruikers gemiddeld met 4.5 sterren beoordeeld

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Communications Systems | LB2‑UCxx‑x Premium‑sound Cabinet Loudspeaker Range
The LB2‑UCxx‑x Premium‑sound cabinet loudspeakers are
intended for clear reproduction of speech, foreground and
background music to be used in general indoor and
outdoor applications. The Premium‑sound cabinet
loudspeaker range consists of a 15 W and 30 W model,
available in a light or dark color. The loudspeakers have
selectable 8 ohm, 70 V and 100 V inputs.
Typical applications are: theme bars, music restaurants,
theme parks, retail outlets, audio visual, boardrooms and
offices, exhibition areas, showrooms, fitness centre’s and
presentation environments.
Certifications and Approvals
All Bosch loudspeakers are designed to withstand
operating at their rated power for 100 hours in
accordance with IEC 268‑5 Power Handling Capacity
(PHC) standards. Bosch has also developed the Simulated
Acoustical Feedback Exposure (SAFE) test to demonstrate
that the speakers can withstand two times their rated
power for short durations. This ensures extra reliability
under extreme conditions, leading to greater customer
satisfaction, longer operating life, and much less chance
of failure or performance deterioration.
Safety acc. to EN 60065
Water protection acc. to EN 60529 IP x4
Self extinguishing acc. to UL94 V 0
Installation/Configuration Notes
The cabinets include a built‑in transformer that offers a
selection of nominal full power, half power, quarter power
or eight power radiation (i.e. in 3 dB steps) for 70 V,
100 V or 8 Ohm bypass.
Selection is done by a convenient switch on the rear
enclosure.
A two meter long twin‑core loudspeaker cable (in
matching color with the cabinet) is connected to the
loudspeaker. The core ends are stripped ready for use.
The cabinets can be mounted horizontally to allow the
loudspeaker to be directed up or down, or vertically to
allow left and right rotation by means of a steel U-shaped
wall bracket (standard supplied).
The rotatable logo can be easily adjusted to match the
mounting orientation.
LB2‑UCxx‑x Premium‑sound Cabinet
Loudspeaker Range
â–¶High-fidelity music and speech reproduction
â–¶Selectable 8 ohm, 70 V and 100 V inputs
â–¶Compact yet robust ABS enclosure
â–¶Supplied with adjustable mounting bracket
â–¶Complies with international installation and safety
regulations
www.boschsecurity.com
2 | LB2‑UCxx‑x Premium‑sound Cabinet Loudspeaker Range
Rear view LB2-UC15-30-D/L
LB2‑UC15‑D/L
205
(8.1)
136
(5.4)
1
1 Rotatable logo
Mechanical diagram: front and top view in mm (in.)
1
117.8
(4.6)
208
(8.2)
165.9
(6.5)
1 Power tapping switch
Mechanical diagram: side view in mm (in.)
1
Ø
Ø
Ø
80
(3.1)
80
(3.1)
225.4
(8.9)
10
(0.4)
12.5
(0.5)
10
0.4)(
Mechanical diagram: rear view in mm (in.)
1.9W
2.2uf
3.75W
7.5W
15W
15W
7.5W
3.75W
1.9W
70.7V100V
8 ohms
C
0
A
B
C
D
E
F
F'
E'
D'
C'
B'
A'
Circuit diagram
LB2‑UCxx‑x Premium‑sound Cabinet Loudspeaker Range | 3
60
70
80
90
100
110
10 100 1000 10000 100000
Frequency (Hz)
dB SPL
BOSCH
Frequency response
-30
-25
-20
-15
-10
-5
0
5
010 20
30
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190
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340 350
125 250 500 1000
Polar diagram horizontal
-3
0
-25
-20
-15
-10
-5
0
5
010
20
30
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1000 2000 4000 8000
Polar diagram horizontal
-30
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-20
-15
-10
-5
0
5
010 20
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125 250 500 1000
Polar diagram vertical
-30
-25
-20
-15
-10
-5
0
5
010
20
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1000 2000 4000 8000
Polar diagram vertical
Octave band sensitivity *
Octave SPL
1W/1m
Total octave SPL
1W/1m
Total octave SPL
Pmax/1m
125 Hz 80.6 - -
250 Hz 80.4 - -
500 Hz 82.7 - -
1000 Hz 85.9 - -
2000 Hz 87.8
4000 Hz 88.9 - -
8000 Hz 88.8 - -
A-weighted - 84.7 95.9
Lin-weighted - 85.0 95.6
Octave band opening angles
Horizontal Vertical
125 Hz 360 > 180
250 Hz 360 > 180
500 Hz 360 > 180
1000 Hz 179 168
www.boschsecurity.com


Product specificaties

Merk: Bosch
Categorie: Speaker
Model: LB2-UC

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