Bosch LBC 3428/00 LBC3428/00 User Manual
Product codes
LBC3428/00
2 | LBC 3428/00 Horn Loudspeaker
Dimensions in mm (in)
Transformer tappings Power
Common Phase
15 W
1
2
15.0
2
3
7.5
3
4
5.0
1
3
4.0
2
4
2.0
1
4
0.8
Circuit diagram
Frequency response
Polar diagram (measured with pink noise)
125 Hz 250 Hz 500 Hz 1 kHz 2 kHz 4 kHz 8 kHz
SPL 1.1
-
79
96
102
105
98
87
SPL max. -
91
108
114
117
110
99
Q-factor -
1.5
1.9
3.2
6.8
15.8
51.3
Efficiency -
0.07
2.7
6.2
5.9
0.5
0.1
H. angle
-
360
360
160
90
55
25
V. angle
-
360
360
160
90
55
25
Acoustical performance specified per octave
Parts Included
Quantity Component
1
1
LBC 3428/00 Horn Loudspeaker
1
Cable gland