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9
SA1521z SPECIFICATIONS
Acoustic Performance
Frequency Range (–10 dB)
44 Hz–20 kHz
Frequency Response (–3 dB)
55 Hz–18 kHz
Horizonal Coverage Angle (–6 dB)
75º averaged 2 kHz to 10 kHz
Vertical Coverage Angle (–6 dB)
65º averaged 2 kHz to 10 kHz
Directivity Factor; DI (Q)
11.8 (15.2) averaged 2k Hz to 10 kHz
Max SPL long-term
130 dB @ 1m
Max SPL peak
133 dB @ 1m
Crossover Point
1300 Hz
Input/Output
Input Type
Female XLR Balanced/Unbalanced
Input Impedance
50 kohms balanced
Loop-Through
Male XLR Balanced/Unbalanced
(parallel with input)
Level Control
Rotating knob (–15 to +5 dB),
center detent at 0 dB
High-Frequency Section
Voice Coil Diameter
1.75 in/44 mm
Horn Exit Diameter
1.0 in/25 mm
Phase Plug
Optimized geometry
Diaphragm Material
Titanium
Magnet Material
Neodymium
Low-Frequency Section
Woofer Diameter
15.0 in/381 mm
Voice Coil Diameter
3 in/76 mm
Diaphragm Material
Epoxy-reinforced cellulose
Magnet Material
Ferrite
Power Amplifiers
Low-Frequency Power Amplifier
Rated Power
400 watts rms
Rated THD
< 0.03%
Design
Class G, Hybrid
High-Frequency Power Amplifier
Rated Power
100 watts rms
Rated THD
< 0.03%
Design
Class AB
Line Input Power
US
120V, 60Hz
Recommended Amperage Service:
13 amps
Europe
230V, 50Hz
Recommended Amperage Service:
7 amps
AC Connector
3-pin IEC 250 VAC
Safety Features
Input Protection
Low frequency dynamic bass
protection, rms limiting, power
supply and amplifier thermal
protection
Display LEDs
Power ON, Signal Present, Limit,
Thermal (cool down auto-reset)
Construction Features
Basic Design
Trapezoidal, 10º side angles
Material
18 mm Baltic birch plywood,
resin end caps
Finish
Wear-resistant textured black
PVC vinyl
Handles
One on each side, one top, one bottom
Grille
Perforated metal with weather-
resistant
coating
Physical Properties
Height
32.0 in/81.3 cm
Front Width
19.1 in/48.5 cm
Rear Width
13.9 in/35.3 cm
Depth
18.1 in/46.0 cm
Weight
101 lb/46 kg
Mounting Methods
Floor mount only.
The SA1521z cabinet has no rigging points and
is
not
suitable for flying.
Never attempt to
suspend
the
cabinet by its handles.
The
SA1521z is pole-mountable via the built-in
socket on the bottom of the cabinet. Be sure the
pole is capable of supporting the weight of the
SA1521z.
Disclaimer
Since we are always striving to make our products better by in-
corporating new and improved materials, components, and manufac-
turing methods, we reserve the right to change these specifications
at any time without notice.
“Mackie” and the “Running Man” figure are registered trademarks
of LOUD Technologies Inc.
All other brand names mentioned are trademarks or registered
trademarks of their respective holders, and are hereby acknowledged.
©2004-2012 LOUD Technologies Inc.
All Rights Reserved.
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