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Bosch Security Systems | 2009-01 | F.01U.099.394en

Technical performance acc. to IEC 60268-5    -    LB2-UC15-x

Electrical

Maximum power

22.5 W

Rated power

15 W (15 - 7.5 - 3.75 - 1.9 W)

Sound pressure level
at rated power / 1W (1 kHz, 1 m)

98 dB / 86 dB

Opening angle at 1 kHz/4 kHz (-6 dB)
horizontal

180 / 100 degrees

vertical

168 / 35 degrees

Effective freq. range (-10 dB)

95 Hz to 19.5 Hz

Rated voltage

11 / 70 / 100 V

Rated impedance

8 / 333 / 667 Ohm

Connection

2 m (78.8 in), 2-wire cable

Mechanical

Dimensions (H x W x D)

205 x 136 x 117 mm
(8.07 x 5.35 x 4.60 in)

Speaker diameters

101.6 mm (4”) woofer
13 mm (0.51”) dome tweeter

Color

Charcoal (RAL 7021) (D)
White (RAL 9010) (L)

Material

ABS (cabinet) / Aluminum (front grille)

Weight

1.9 kg (4.18 lb)

Environmental

Operation temperature

-25 °C to +55 °C (-13 °F to + 131 °F)

Storage temperature

-40 °C to +70 °C (-40 °F to + 158 °F

Relative humidity

 < 95%

Certification and Approvals

Safety

acc. to EN 60065

Water protection

acc. to EN 60529, IPx4

Self-extinguishing ABS

acc. to UL 94 V 0

-30

-25

-20

-15

-10

-5

0

5

0

10

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140

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170

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290

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340

350

125

250

500

1000

pink noise octave

BOSCH

Polar diagram horizontal

(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320

330

340

350

125

250

500

1000

pink noise octave

BOSCH

Polar diagram vertical

(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320

330

340

350

1000

2000

4000

8000

pink noise octave

BOSCH

Polar diagram horizontal

(measured with pink noise)

-30

-25

-20

-15

-10

-5

0

5

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

250

260

270

280

290

300

310

320

330

340

350

1000

2000

4000

8000

pink noise octave

BOSCH

Polar diagram vertical

(measured with pink noise)

60

70

80

90

100

110

10

100

1000

10000

100000

Frequency (Hz)

dB

S

P

L

BOSCH

Frequency response

Circuit diagram

1.9W

Black

White

Phase (    )

Common (    )

2.2uf

3.75W

7.5W

15W

15W

7.5W

3.75W

1.9W

70.7V

100V

8 ohms

C

0

A

B

C

D

E

F

F'

E'

D'

C'

B'

A'

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