Bogen BAH User Manual
Loudspeaker reflex trumpet model bah, Specifications, Engineering specifications
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IM
C O M M U I M I C A T I O I M S , I I M C .
LOUDSPEAKER
REFLEX TRUMPET
MODEL BAH
• BI-AXIAI. DKSICN K)R FULL-RANGE SOUND
PROJECTION
• UNIFORM SOUND PENETRATION AND
CONTROLLED DIRECTIVITY
• INTEGRAL 180° GIMBAL-MOUNT FOR
INSTALLATION FLEXIBILITY
• FOR INDOOR AND OUTDOOR APPLICATION IN
HIGH INTELLIGIBILITY VOICE COMMllNlCATIONS
AND W ITH FULL-RANGE MUSIC LOUDSPEAKER
SYSTEMS
• ACCEPTS ALL ! Vit "-18 THREAD COMPRESSION
DRIVERS
Bogen Model BAH is a reflex sound projector featuring
unitized bi-axial projection, which eliminates phase cancella
tion. For optimum installation convenience, it incorporates a
gimbal-mount, allowing directed sound flexibility in the
horizontal and vertical planes.
The computer calculated exponential design and twin air
column assembly assure the constant dispersion pattern which
has long been sought for wide angle audio projection.
W 'hen used with compatible compression driver. Model
BA H will emphasize linear frequency response wherever sound-
projection for voice, music and signalling is applicable. It is
recommended for use in recreation or sports facilities, service
and transportation centers, industry or commerce, manu
facturing and storage areas, church or school buildings.
The BAH is finished in non-glaring matte black and, by its
realistic size and attractive aesthetic appearance, blends
unobtrusively into all commercial or decorative surroundings.
The unique mounting bracket of bi-a.\ial Model BAH
provides adjustable flexibility up to 180° vertical and hori
zontal and assures secure and labor-saving installation. The
flared sectoral horn can be surface or flange-mounted, and is
ideal to serve as mid-range component for two and three-way
high-fidelity loudspeaker systems.
I he rugged wide angle horn is molded of non-resonant
structural foam. It is corrosion and environment-resistant,
waterproof, equally suitable for outdoor and indoor instal
lation. and designed to withstand hard use and extremes in
temperature ranges.
SPECIFICATIONS
DISPERSION
Horizontal
1
Vertical
60°
LOW FREQUENCY
ROLI. OFF:
200 Hz
AIR COLUMN LENGTH
32 in.
SOUND LEVEL
W ith Model DR-40T Dri\er
OVERALL
127 dB (Consult reference
chart for other compression
driver models)
21" W
X
IO'/4" H
X
1 9 'A "
D
DIMENSIONS
53.3 cm
X
26.0cm x 48.9cm)
PROJECTOR SIZE
21" W
X
10'/4"H
X
IOy4"D
HORN M ATERIAL
Non-resonant. weatherproof
FINISH
molded structural form with
steel bracket and cast
mounting base
Textured black with
W EIGHT
decorative plate
10 lbs. (4.5 kg)
Printed in USA
8010
ENGINEERING SPECIFICATIONS
ES-BAH
54-7749-01