Peavey quadra 12 Guia De Especificaciones
Crossover frequency
(internal passive):
(internal passive):
Low Frequency - High Frequency:
1,800 Hz, 12 dB/oct. (2nd order) high
pass and low pass, high pass section
with CD horn EQ.
pass and low pass, high pass section
with CD horn EQ.
Recommended active crossover
frequency region and slope:
frequency region and slope:
Low Frequency - High Frequency:
1,800 Hz at 12 dB/octave
Time offset:
Low Frequency:
0.00 ms
High Frequency: Horn Spatially Aligned
Impedance (Z):
Full Range:
Nominal:
8.0 Ω
Minimum:
5.8 Ω
Low Frequency:
Nominal:
8.0 Ω
Minimum:
6.5 Ω
High Frequency:
Nominal:
8.0 Ω
Minimum:
5.4 Ω
Input connections:
Screw terminal strip (one pair) paralleled
with 2x Neutrik
with 2x Neutrik
®
NL4 Speakon
®
for full-
range inputs.
1x Neutrik NL4S switching Speakon for
bi-amp inputs.
1x Neutrik NL4S switching Speakon for
bi-amp inputs.
Enclosure materials and finish:
High-impact polypropylene finished in
textured molded surface
textured molded surface
Mounting provisions:
(12) 1/4"-20 threaded mounting points,
four each top, bottom, and rear
Stand mounting via molded-in mount of
the standard 1-3/8" diameter and four
rubber feet for floor use
four each top, bottom, and rear
Stand mounting via molded-in mount of
the standard 1-3/8" diameter and four
rubber feet for floor use
Dimensions (H x W x D):
Front:
23.65 in. x 17.75 in. x 14.00 in.
601 mm x 451 mm x 356 mm
Rear:
22.25 in. x 10.00 in. x 14.00 in.
565 mm x 254 mm x 356 mm
23.65 in. x 17.75 in. x 14.00 in.
601 mm x 451 mm x 356 mm
Rear:
22.25 in. x 10.00 in. x 14.00 in.
565 mm x 254 mm x 356 mm
Net weight:
45 lbs. (20.5 kg)
Features
• Quadratic Throat Geometry Horn
• 1,000 W program, 2,000 W peak
• SoundGuard
• 1,000 W program, 2,000 W peak
• SoundGuard
™
III tweeter protection
• 12" BWX Black Widow
®
4" VC woofer
• RX
™
22 2" titanium compression driver
• Top, bottom and rear flying point inserts
• Multiple handles and bottom stand mount
• Multiple handles and bottom stand mount
Description
The Quadra
™
12 is an injection-molded,
two-way speaker system, engineered in the
AA tradition to provide superior performance
from a compact and durable package. The
AA tradition to provide superior performance
from a compact and durable package. The
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