BH SERIES
Background Speakers
User Manual
Introduction
Thank you for choosing the Adastra BH series speakers for your sound installation.
These durable cabinets deliver reliable, high quality sound output for music and
announcements. Please read the following guidance notes for correct installation.
Contents
2 x BH series background speakers
4 x cross-head screws
2 x steel speaker brackets
4 x speaker screw caps
2 x plastic wall plates
Specifications
Model
BH4
BH5
BH6
BH8
White stock ref.
100.918UK
100.920UK
100.922UK
100.924UK
Black stock ref.
100.919UK
100.921UK
100.923UK
100.925UK
Impedance
8Ω
Dispersion angle
120°
IP rating
IP44
Power handling max
60W
100W
140W
160W
Power handling rms
30W
50W
70W
80W
Frequency response
100Hz - 20kHz
80Hz - 20kHz
50Hz - 20kHz
30Hz - 20kHz
LF driver
100mmØ (4“)
135mmØ (5.25”)
165mmØ (6.5”)
200mmØ (8”)
HF driver
13mmØ (0.5“)
13mmØ (0.5“)
25mmØ (1”)
25mmØ (1”)
Sensitivity
88dB
89dB
90dB
90dB
Dimensions (each)
195*127*126mm
255*163*160mm
290*195*190mm
378*244*240mm
Weight (each)
1.23kg
1.98kg
2.70kg
3.98kg
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