LB3-PCx50 Premium Cabinet Loudspeakers - Bosch Praesideo ...

dB SPL
4 | LB3-PCx50 Premium Cabinet Loudspeakers
125 Hz 92.8 - -
330
340
350
5
0
10
20
30
250 Hz 93.3 - -
310
320
0
-5
40
50
500 Hz 93.6 - -
300
290
-10
-15
60
70
1000 Hz 94.7 - -
280
270
-20
-25
-30
80
90
2000 Hz 97 - -
260
250
100
110
4000 Hz 96.8 - -
240
230
120
130
8000 Hz 98 - -
220
210
200
190
170
160
150
140
180
A-weighted - 93.7 -
Lin-weighted - 95.1 -
1000 2000 4000 8000
Vertical polar diagrams of LB3-PC350 (pink noise
octave, normalized at 0º axis)
Octave band opening angles
330
340
350
5
0
10
20
30
Horizontal Vertical
310
320
0
-5
40
50
300
-10
60
125 Hz 360 360
290
-15
70
280
-20
80
250 Hz 183 180
270
-25
-30
90
500 Hz 152 162
260
250
100
110
1000 Hz 100 70
240
230
120
130
220
140
2000 Hz 77 66
210
200
190
170
160
150
180
4000 Hz 87 44
125 250 500 1000
8000 Hz 86 32
330
340
350
5
0
10
20
30
LB3-PC250. Acoustical performance specified per
octave. *all measurements are done with a pink noise
signal; the values are in dBSPL
320
310
300
290
280
0
-5
-10
-15
-20
40
50
60
70
80
-25
270
-30
90
110
260
100
100
250
110
240
120
90
230
130
220
140
210
150
200
190
170
160
180
80
70
1000 2000 4000 8000
60
100 1000 10000 100000
10
Frequency
Frequency response LB3-PC350
Horizontal polar diagrams of LB3-PC350 (pink noise
octave, normalized at 0º axis)
330
320
310
300
290
340
0
350
5
0
-5
-10
-15
10
20
30
40
50
60
70
Octave band sensitivity *
Octave SPL
1W/1m
Total octave
SPL
1W/1m
Total octave
SPL
Pmax/1m
280
270
-20
-25
-30
80
90
125 Hz 93.3 - -
260
250
110
100
250 Hz 93.8 - -
240
230
130
120
500 Hz 93.0 - -
220
140
210
150
200 160
190 170
180
125 250 500 1000
1000 Hz 93.6 - -
2000 Hz 95.2 - -
4000 Hz 96.6 - -
8000 Hz 98.4 - -
A-weighted - 93.3 -
Lin-weighted - 95.3 -