LB2‑UCxx‑x Premium‑sound Cabinet Loudspeaker Range | 3
60
70
80
90
100
110
10
100
1000
10000
100000
Frequency (Hz)
d
B
S
P
L
BOSCH
Frequency response
-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
Polar diagram horizontal
-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
Polar diagram horizontal
-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
Polar diagram vertical
-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
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
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