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
