Crossover frequency (internal
passive):
Low Frequency - High Frequency:
1,600 Hz
Recommended active crossover
frequency region and slope:
Low Frequency - High Frequency:
1,600 Hz at 12 dB/octave min.
Time Offset:
Low Frequency:
0.00 ms
High Frequency:
Horn spatially
aligned ms
Impedance (Z):
Full Range:
Nominal:
8.0 Ω
Minimum:
6.0 Ω
Low Frequency:
Nominal:
8.0 Ω
Minimum:
6.4 Ω
High Frequency:
Nominal:
8.0 Ω
Minimum:
5.4 Ω
Input connections:
Screw terminal strip (one pair) paralleled
with 2x Neutrik
®
NL4 Speakon
®
.
1x Neutrik NL4S switching Speakon for
bi-amp inputs.
Enclosure materials and finish:
High-impact polypropylene with molded
in texture
Mounting provisions:
(12) 1/4"-20 threaded mounting points,
four each top, bottom, and rear
Stand mounting via mold-in mount of the
standard 1-3/8" diameter and four rubber
feet for floor use
Dimensions (H x W x D):
Front:
28.50 in. x 21.25 in. x 17.25 in.
724 mm x 540 mm x 438 mm
Rear:
26.75 in. x 11.63 in. x 17.25 in.
679 mm x 295 mm x 438 mm
Net Weight:
56 lbs. (25.5 kg)
Features:
• Quadratic Throat Geometry Horn
• 1,000 W program, 2,000 W peak
• SoundGuard
™
III tweeter protection
• 15" BWX Black Widow
®
4" VC woofer
• RX
™
22 two-inch titanium compression
driver
• Top, bottom and rear flying point
inserts
• Multiple handles and bottom stand
mount
Description
The Quadra
™
15 is an injection-
molded two-way speaker system,
engineered in the AA tradition to provide
2
20
50
100
200
500
1k
2k
5k
10k
20k
Frequency (Hz)
1
10
100
Q & Directivity Index
Q
Figure 4
20
10
Di
0
20
50
100
200
500
1k
2k
5k
10k
20k
Frequency (Hz)
1
2
3
5
10
20
30
50
100
Impedance
Z
( )
Figure 2
20
50
100
200
500
1k
2k
5k
10k
20k
Frequency (Hz)
60
70
80
90
100
110
dB
SPL
(re
20
Pa)
Amplitude Response (1W 1m On-Axis)
Figure 1
20
50
100
200
500
1k
2k
5k
10k
20k
Frequency (Hz)
30
40
60
80
100
140
180
300
360
Beamwidth
(Degrees)
Beamwidth
Vertical
Horizontal
Figure 3
