MACKIE SA1232 - Manual (Page 11)

11
Low Frequency Section
Number of Drivers 2
Woofer Size 12"
Voice Coil Diameter 3" with Inside/Outside
winding
Diaphragm Material Epoxy-reinforced
Cellulose
Magnet Type Ferrite
Construction Features
Basic Design Trapezoidal
Material 13-ply Baltic birch, 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
Line Input Power
Power Consumption 450 W long term with
IEC pink noise and
limiter on
US 120 VAC, 60 Hz
Recommended Amperage Service: 20 amps
Europe 230 VAC, 50 Hz
Recommended Amperage Service: 16 amps
AC Connector 3-pin IEC 250 VAC
Control System Functions
Electronic Crossover
Phase Alignment
Time Correction
Equalization
Parametric Equalization
Safety Features
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)
Physical
Height 50.0 in/127.0 cm
Front Width 19.1 in/48.5 cm
Back Width 13.9 in/35.3 cm
Depth 18.1 in/46.0 cm
Weight 132 lb/60 kg
Mounting Methods Floor mount only.
The SR1530 should
never be pole-mounted.
The cabinet has no rig-
ging points and is not
suitable for flying.
Never attempt to sus-
pend the cabinet by
its handles.
1 Measured on-axis in the far field, referenced back to 1 watt rms from maxi-
mum power and to 1 meter distance using the inverse square law.
SA1232 SPECIFICATIONS
Acoustic Performance
–3 dB points 45 Hz-18 kHz
–10 dB points 38 Hz-20 kHz
Directivity Factor; Q (DI) 13.2 (11.2), averaged
2 kHz to 10 kHz
System Sensitivity 1 103 dB, 1W@1m
Max SPL long-term 130 dB
Max SPL Peak 136 dB
Crossover 24 dB/octave @ 700 Hz
and 3000 Hz
Input/Output
Input Bal/Unbal Female XLR
Loop-Through
(parallel w/input)
Bal/Unbal Male XLR
Level Control Rotating knob (–15 to
+5 dB), center detent
@ 0 dB
Amplifiers
Total Amplifier Power 1300 watts rms
continuous*
High Frequency 100 watts
Type Class AB
Rated THD 0.03%
Mid Frequency 100 watts
Type Class AB
Rated THD 0.03%
Low Frequency 1100 watts
Type Class G Hybrid
Rated THD 0.03%
*Rated power is continuous rms wattage into
transducer’s minimum rated impedance @ 1 kHz
for HF and MF amps and 100 Hz for LF amps
High-Frequency Section
Diaphragm Size 1.75"
Horn Exit Diameter 1"
Phase Plug 3-Slot Optimized
Geometry
Diaphragm Material Damped titanium
Magnet Type Neodymium
Mid-Frequency Section
Diaphragm Size 6"
Voice Coil Diameter 2"
Phase Plug Optimized Geometry
Diaphragm Material Epoxy-reinforced
Cellulose
Magnet Type Neodymium
Mid/High Horn Design
Horizontal Coverage (–6 dB) 90º 1 kHz to 10 kHz avg.
Vertical Coverage (–6 dB) 40º 1 kHz to 10 kHz avg.
Type Constant Directivity
Design Feature Optimized Wavefront
High/Mid Integration