17
SRM350 SPECIFICATIONS
Horn Design
Horizontal Coverage
90º (1 kHz - 20 kHz)
Vertical Coverage
80º (1 kHz - 20 kHz)
Mouth Size
11.1 in x 6.1 in (283 mm x 154 mm)
Enclosure Construction Features
Basic Design
Asymmetrical Trapezoidal
Material
Polypropylene
Finish
Grey textured finish
Handles
One on side, one on top
Grille
Perforated metal with
weather-resistant coating
Line Input Power
Power Consumption
120 watts with musical
program and LIMIT
LED blinking
US
120 VAC, 60 Hz
Recommended Amperage Service
2.5 amps
Europe
230 VAC, 50 Hz
Recommended Amperage Service
1.25 amps
Japan
100 VAC, 50/60 Hz
Recommended Amperage Service
3.0 amps
AC Connector
3-pin IEC 250 VAC
Control System Functions
Electronic Crossover
Phase Alignment
Equalization
Parametric Equalization
Safety Features
Protection
Low-frequency Dynamic Bass
Protection, Power Supply, and
Amplifier Thermal Protection
Display LEDs
Signal, Power, Limit
Physical Properties
Height
20.75 in/527 mm
Width
13.10 in/333 mm
Depth
12.25 in/311 mm
Weight
32 lb/14.5 kg
Mounting Methods
Optional hanging brackets for top and bottom of en-
closure (SRM350 Bracket Kit: Part No. 0016404).
Never attempt to suspend the cabinet by its handles.
The SRM350 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 SRM350.
Disclaimer
Since we are always striving to make our
products better by incorporating new and improved
materials, components, and manufacturing 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 trade-
marks or registered trademarks of their respective
holders, and are hereby acknowledged.
©2004-2005 LOUD Technologies Inc.
All Rights Reserved.
System Specifications
Frequency Response (–3 dB)
83 Hz - 18.5 kHz
Frequency Range (–10 dB)
61 Hz - 22 kHz
Max SPL Long-Term @ 1m
118 dB
Max SPL Peak @ 1m
121 dB
Crossover
Linkwitz-Riley
24 dB/octave @ 2400 Hz
Audio
Input Type
Balanced Differential
Input Impedance
94k ohms
Sensitivity
(center detent)
Line:
+4 dBu
Mic:
–36 dBu
Maximum Input Level
+22 dBu
Acoustic Contour Equalization
(peaking)
+3 dB @ 100 Hz,
+3 dB @ 12 kHz
Accessory Interface
±
15 VDC,
normalized signal I/O
Operating Temperature Range
–10ºC - 45ºC
(14ºF - 113ºF)
Power Amplifiers
Low-Frequency Power Amplifier
Rated Power
165 watts continuous*
Rated THD
< 0.03%
Cooling
Convection Extrusion
Design
Class H
High-Frequency Power Amplifier
Rated Power
30 watts continuous*
Rated THD
< 0.03%
Cooling
Convection Extrusion
Design
Class H
* Rated power is continuous rms wattage into
transducer’s rated impedance @ 1 kHz for the HF
amplifier and @ 100 Hz for the LF amplifier.
Transducer Specifications
Low-Frequency Transducer
Diameter
10 in/250 mm
Voice Coil Diameter
2.0 in/51 mm
Sensitivity (1W@1m)
96 dB
Power Handling
250 watts rms, long-term
Frequency Range
61 Hz - 3 kHz
Magnet Type
Ferrite
High-Frequency Transducer
Diaphragm Diameter
1.4 in/36 mm
Horn Exit Diameter
1 in/25.4 mm
Diaphragm Material
Titanium
Sensitivity (1W@1m)
104 dB
Nominal Impedance
16 ohms
Power Handling
75 watts rms, long-term
Frequency Range
1 kHz - 20 kHz
Magnet Type
Ferrite
R
