SPECS
P E A V E Y E L E C T R O N I C S
SP
™
1G
Sound Reinforcement
Enclosure with
Sound Guard
™
44XT
™
SPECIFICATION
S
Frequency Response, 1 Meter
On-Axis, Swept-Sine in Anechoic
Environment:
63 Hz to 19 kHz
Low Frequency Cut-Off (-3 dB point):
63 Hz
Usable Low Frequency Limit
(-10 dB point):
50 Hz
Power Handling:
Full-Range:
450 W continuous (60V RMS)
900 W program
1,800 W peak
Bi-amp Low:
350 W continuous (52.9 V RMS)
700 W program
1,400 W peak
Bi-amp High:
80 W continuous (25.3 V RMS)
160 W program
320 W peak
Sound Pressure Level, 1 Watt, 1
Meter in Anechoic Environment:
Full-Range:
99 dB (2.8 V)
Bi-amp Low:
101 dB (2.8 V)
Bi-amp High:
110 dB (2.8 V)
Maximum Sound Pressure Level
(1 meter):
Full-Range:
121 dB continuous
133 dB peak
Bi-amp Low:
121 dB continuous
135 dB peak
Bi-amp High:
124 dB continuous
140 dB peak
Radiation Angle Measured at -6 dB
Point of Polar Response:
500 Hz to 1.6 kHz:
Horizontal: 96
°
±
13
°
Vertical: 91
°
±
21
°
1.6 kHz to 5 kHz:
Horizontal: 81
°
±
6
°
Vertical: 61
°
±
18
°
5 kHz to 16 kHz:
Horizontal: 56
°
±
18
°
Vertical: 39
°
±
7
°
Directivity Factor, Q (Mean):
15.7
±
12.5
Directivity Index, Di (Mean):
11.0 dB
±
2.7 dB
Transducer Complement:
One 1505-8 KADT 15" Black Widow
®
woofer
One 44XT
™
compression driver loaded
with a CH
®
7 constant directivity horn
Box Tuning Frequency:
56 Hz
Crossover Frequency (internal
passive):
1,100 Hz
Minimum Recommended Active
Crossover Frequency and Slope for
Bi-amping:
1,200 Hz at 18 dB/octave
Time Offset:
0.70 ms (delay Lows)
Impedance (Z):
Full-Range Nominal:
8
Ω
Full-Range Minimum:
5.7
Ω
Lows Nominal:
8
Ω
Highs Nominal:
8
Ω
Input Connections:
Two paralleled 1/4" phone jacks for
full-range input
One 1/4" phone jack for bi-amp low-
frequency input
One 1/4" phone jack for bi-amp high-
frequency input
Enclosure Materials & Finish:
3/4" plywood enclosure covered with black
carpet and protective polymer corners
Expanded metal grille to protect the low-
frequency driver
Mounting Provisions:
One SA
®
-1 stand mount on bottom of
enclosure.
Dimensions (H x W x D):
33.75" x 19" x 20"
(85.7 cm x 48.3 cm x 50.8 cm)
13" rear width (33 cm)
