Acoustic Performance Partnership
Eastern Acoustic Works
BH822e
One Main Street, Whitinsville MA, 01588 USA • Phone 508/234-6158 • Toll Free 800/992-5013 • Fax 508/234-8251 • Web http://www.eaw.com • email [email protected]
AC
O
US
TIC
AL
PER
FORMANCE PA
RTN
ER
SH
IP
TECHNICAL SPECIFICATIONS
BH822e
NOMINAL DATA
Frequency Response (1 W @ 1m)
±
3 dB
24 Hz - 300 Hz
-10 dB
21 Hz
Axial Sensitivity (dB SPL, 1 Watt @ 1m)
Sub Bass
109
Impedance (Ohms)
Sub Bass
2x 8
Power Handling, AES Standard (Watts)
Sub Bass
1000
Calculated Maximum Output (dB SPL)
Sub Bass Peak
145.0
Sub Bass Long Term
139.0
Recommended High-Pass Frequency
24 dB/Octave
22 Hz
DIMENSIONAL DRAWING
ARCHITECTURAL SPECIFICATIONS
The sub bass system shall incorporate 2x 12-in woofers. The
drivers shall be mounted on a bent bass horn with a
pathlength of at least 13 feet constructed of hardwood ply-
wood veneer and structural foam.
System frequency response shall vary no more than
±
3 dB
from 24 to 300 Hz. The system shall produce a Sound Pres-
sure Level (SPL) of 109 dB SPL on axis with a power input of
1 Watt and shall be capable of producing a peak output of
145 dB SPL on axis at 1 meter. The system shall handle 1000
Watts of amplifier power (AES Standard) and shall have a
nominal impedance of 2x 8 ohms.
The loudspeaker enclosure shall be rectangular in shape. It
shall be constructed of 15mm thickness void-free cross-grain-
laminated Baltic Birch plywood and shall employ extensive
internal bracing. It shall be finished in black polyurethane.
Input connectors shall be a 4-terminal barrier strip.
The sub bass system shall be the EAW model BH822e.
TOP/BOTTOM
SIDES
BACK
510708 (0)
exp 4/15/99 dpm
BH882e
CABINET TO BE SYMMETRICAL ABOUT CENTERLINE DESIGNATIONS.
FRONT
INDICATES CENTER OF BALANCE.
2.08
2.08
52.00
L
C
33.90
2.08
L
32.00
C
14.00
5.00
3.25
INPUT
4.00
CL
1.96
36.00
31.00
2.50
1.96
L
LID
1.96
C
36.00
22.00
1.96
NOTES:
INDICATES MOUNTING POINT, 3/8-16 THREADED HOLE.
2. SYMBOL INDICATES CENTER OF BALANCE
3. WEIGHT APPROX. 293 LBS
4. SHIPPING WEIGHT APPROX. 315LBS
