JBL AM7212 User Manual

High Power 2-Way Loudspeaker
AM7212/00
Professional Series
Key Features:
u
100° x 100° Coverage
u
2262H Differential Drive
Driver
u
2432H High-Frequency Compression Driver
u
Large PT™ Progressive Transition
waveguide for excellent pattern control and low distortion
u
Rotatable waveguide for vertical or
horizontal orientation
u
Bi-Amp/Passive Switchable
u
Available in Black, White and WRC/WRX
finishes
Applications:
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Performing Arts Facilities
u
Theatrical Sound Design
u
Auditoriums
u
Worship Facilities
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Live Clubs
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Dance Clubs
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Sports Facilities
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Themed Entertainment Venues
The AM7212/00 is a high power, lightweight, 2-way, full-range loudspeaker system comprised of the JBL Differential Drive dual voice coil and dual magnetic gap 2262H 300mm (12 in) low-frequency driver and 2432H high-frequency 38 mm (1.5 in) exit, 75mm (3 in) voice-coil compression driver. The large format Progressive Transition waveguide provides excellent 100° x 100° coverage. The waveguide is rotatable so the loudspeaker system can be used in either the vertical or horizontal orientation. High-slope passive networks minimize band overlap. Well-controlled off­axis response enhances arrayability.
The enclosure is constructed of multi-ply birch coated in JBL’s rugged DuraFlex™ finish and is heavily braced to maximize low-frequency performance. The trapezoid enclosure is fitted with fifteen M10 threaded attachment points and utilizes a 14-gauge steel grille internally lined with acoustically transparent foam to provide additional driver protection and give a very professional appearance.
The AM7212/00 is part of JBL’s AESeries, a versatile family of loudspeakers intended for a wide variety of applications.
®
with 1 x 2” LF
Specifications:
System:
Frequency Range1 (-10 dB): 36 Hz – 20 kHz
Frequency Response1 (±3 dB): 42 Hz – 20 kHz
Coverage Pattern: 100° x 100°
Directivity Factor (Q): 8.3
Directivity Index (DI): 9.1 dB
Crossover Modes: Bi-amp/Passive switchable
Passive Crossover Frequency2: 1.5 kHz
Transducer Power Rating (AES)3: LF: 1000 W (4000 W peak), 2 hrs
Long-Term System Power Rating (IEC)4: Passive mode: 600 W (2400 W peak), 100 hrs
Maximum SPL (dB-SPL, 1W @ 1m)5: Bi-amp mode:
System Sensitivity6 (1W @ 1m): Passive mode: 95 dB SPL
Transducers:
Low Frequency Driver: 1 x JBL 2262H 300 mm (12 in) Differential Drive® driver with 75 mm
Nominal Impedance: 8 ohms
Sensitivity6 (1W @ 1m, within 96 dB SPL operational band):
High Frequency Driver:
Nominal Impedance: 8 ohms
Sensitivity (1W @ 1m): 111 dB SPL
Waveguide: PT-H1010HF-1
Physical:
Enclosure: Trapezoidal with 15 degree side angles, 16 mm (5/8 in) exterior grade
Suspension Attachment: 15 points (4 top, 4 bottom, 2 each side, 3 rear), M10 threaded hardware
Finish: Black DuraFlex™ finish. White available upon request.
Grille: Powder coated 14 gauge perforated steel, with acoustically transparent black
Input Connector: NL4 Neutrik Speakon® and CE-compliant covered barrier strip terminals.
Environmental Specifications: Mil-Std 810; IP-x3 per IEC529.
Dimensions (H x W x D in 711 x 369 x 458 mm vertical cabinet orientation): (28.0 x 14.5 x 18.0 in)
Net Weight: 23.1 kg (51 lb)
Optional Accessories: M10 x 35 mm forged shoulder eyebolts with washers
1
Bi-amp mode, with recommended active tuning.
2
Resultant engineered acoustical response of crossover network and components.
3
AES standard, one decade pink noise with 6 dB crest factor within device’s operational band, free air. Standard AES 2 hr rating plus
long-term 100 hr rating are specified for low-frequency transducers.
4
IEC standard, full bandwidth pink noise with 6 dB crest factor, 100 hours.
5
Calculated based on power rating and sensitivity, exclusive of power compression.
6
In free field with no sensitivity gain from boundary loading.
JBL continually engages in research related to product improvement. Changes introduced into existing products without notice are an expression of that philosophy.
700 W (2800 W peak), 100 hrs HF: 100 W (400 W peak), 2 hrs
LF: 126 dB-SPL cont avg (132 dB peak) HF: 131 dB-SPL cont avg (137 dB peak) Passive mode: 123 dB-SPL cont avg (129 dB peak)
(3 in) dual voice coil
JBL 2432H, 38 mm (1.5 in) exit compression driver, 75 mm (3 in) voice coil
11-ply Finnish birch plywood
foam backing.
Barrier terminals accept up to 5.2 sq mm (10 AWG) wire or max width 9 mm (.375 in) spade lugs. Speakon in parallel with barrier strip for loop-through.
U-Bracket MTU-3
u AM7212/00 High Power 2-Way Loudspeaker with 1 x 12” LF
360
-6 dB Beamwidth (degrees)
20
100
100 316
10
Attenuation (dB)
Beamwidth
100
Horizontal
Vertical
10
20 100 1000 1000020000
Frequency (Hz)
Directivity Index, Q
10
Directivity Index (DI), dB
0
20 100 1000 1000020000
Frequency (Hz)
10
Directivity Factor (Q)
1
Dimensions
Dimensions in mm (in)
For more detailed dimensional information, refer to Application Data Sheet.
For AE & AE Compact Series WRC and WRX versions please visit the JBL Pro website at http://www.jblpro.com/www/products/installed-sound/ae-series#.V63kVfkrLIV to download Drawings.
Frequency Response and Impedance
90
80
SPL (dB)
70
60
20 100 1000 10000 20000
Horizontal Off-Axis Frequency Response
10
0
-10
Attenuation (dB)
-20
-30 20 100 1000 1000020000
Frequency (Hz)
Frequency (Hz)
2π half-space
4π free field
Vertical Up Off-Axis Frequency Response
0
-10
-20
100
31.6
Ohms
10
3.16
0 deg
10 deg
20 deg
30 deg
40 deg
50 deg
60 deg
70 deg
80 deg
0 deg
10 deg
20 deg
30 deg
40 deg
C
L
10.0
8
[252]
R30.0
[202]
[R763]
18.0
[458]
C L
SIDES
18.0
12.0 [458]
[305]
8.0
30°
TOP
14.5
[369]
28.0
[711]
FRONT
14.5
[369]
9.8
[249]
C
L
1.6
[42]
BOTTOM
[253]
[356]
-30 20 100 1000 1000020000
Frequency (Hz)
Vertical Down Off-Axis Frequency Response
10
0
-10
Attenuation (dB)
9.9
8
14.0
8
C
L
REAR
-20
-30 20 100 1000 1000020000
Measurements obtained in full passive crossover mode with no signal processing. Graphs are from unaltered measured data.
14.0
[356]
6X 1.6
[41]
Frequency (Hz)
0 deg
10 deg
20 deg
30 deg
40 deg
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