Save 12% OFF Your Next Purchase!
Site Map  |  Contact  |  My Account  |  Home 1-800-878-8882 Mon-Fri 9:30AM - 6:00PM, Sat 10AM - 5PM Shipping  |  Policies  |  Security
view cartView Cart  |  Items: 0  |  Subtotal: $0.00  |  Check Out


Mackie SRM450 (pair) Refurbished

Active 2-way Sound Reinforcement Speaker.

Product Code: 1915

We're sorry, this product is no longer available.

*A factory repack with a full warranty. Product may have minor flaws or cosmetic imperfections.
The SRM450 active sound reinforcement monitor brings truckloads of power to any event, eliminating the need for external amplification and costly electronics (such as processors). In fact, this new Mackie loudspeaker -- the first in a series of speakers developed with RCF, who has fifty years of speaker experience -- uses technology and features found in systems costing thousands of dollars.
In Depth
Ultra-wide audience coverage
Multi-cell high-dispersion horn
Damped titanium HF transducer
FR™ power built-in - 400 watts RMS actual power delivered to internal transducers
Built-in Electronic Equalization, phase alignment, time compensation, and protection circuitry
Easy to carry - three balanced, ergonomic handles
Easy to set up - pole mountable + multiple fly points
Makes a super floor monitor, too

Input Type Balanced Differential
Input Impedance Line: 20k ohms
Input Protection RFI and level protected
Sensitivity Line: +4 dBu
(center detent)
Mic: -36 dBu
Maximum Input Level Line: +22 dBu
Low-Cut Frequency 75Hz, Second-order filter
Acoustic Contour Equalization Peaking:
+3 dB @ 100Hz
+3 dB @ 12kHz
Enclosure Alignment Sixth-Order
Over-Excursion Protection Second-Order
High-Pass Filter
Thermal Protection Amplifier shutdown, auto reset
Low-Line Voltage Shut Down 60% Nominal line
Acoustic Frequency Response 55Hz - 20,000Hz
Low-Freq -3 dB Point 55Hz
Maximum SPL @ 1m 127 dB
Low-Freq Crossover 24 dB/octave, time offset corrected
High-Freq Crossover 24 dB/octave
Crossover Frequency 1600Hz
Driver Protection Independent LF and HF compressors
Low-Freq Roll-Off Dynamic-signal level dependent
Accessory Interface ±15V DC, normalized signal I/O
Operating Temperature Range -10°C to 45° C
(14°F to 113°F)


Low-Frequency Transducer:
Diameter 300mm (12")
Voice Coil Diameter 63.5mm (2.5")
Sensitivity (1W@1m) 98 dB
Nominal Impedance 8 ohms
Power Handling 300 watts
Frequency Range 55Hz - 3000Hz

Hi-Frequency Driver and Horn:
Diaphragm Diameter 44.5mm (1.75")
Exit Throat Diameter 24.5mm (1")
Diaphragm Material Titanium
Sensitivity (1W@1m) 106 dB
Nominal Impedance 8 ohms
Power Handling 100 watts
Frequency Range 1000Hz - 20,000Hz
Horn Type Composite: Exponential and Conical
Mouth Size 304.8mm (12") W x 177.8mm (7") H
Horizontal Coverage 90° ±10°
(1kHz - 20kHz)
Vertical Coverage 45° ±10°
(2.8kHz - 20kHz)

Power Amplifier and System

Low-Frequency Power Amplifier:
Rated Power 300 watts
Rated THD < 0.03%
Cooling Convection Extrusion
Design Class G, Parametric Servo Feedback

High-frequency amplifier:
Rated Power 100 watts
Rated THD < 0.03%
Cooling Convection Extrusion
Design Conventional Class AB

Line Input Power
US 120V, 60Hz
Europe 230V, 50Hz
Japan 100V, 50/60Hz

Physical Properties
Height 660mm (25.98")
Width 390mm (15.35")
Depth 376mm (14.8")
Weight 23.2kg (51 lbs.)
Enclosure Geometry Asymmetrical Trapezoidal
Mounting Methods Integrated mounting points, M10


Item Number: Mackie SRM450 (pair) Refurbished [SRM450]    1915 1-1
View all Mackie products
View all Mackie products

Mackie SRM450 (pair) Refurbished [SRM450]

+$24.95 shipping surcharge for Ground Service.

Click Here for Shipping Options

Check Out These Products
Electro Voice ELX118P
Electro Voice ELX118P $799.00 Buy
700 watt Active 18 inch Subwoofer
Yamaha MG12XU
Yamaha MG12XU $319.99 Buy
12-Channel 4-Bus Mixing Console with Effects and USB
Ultimate Support KC90 Karma Cart
Ultimate Support KC90 Karma Cart $149.99 Buy
Adjustable Professional Equipment Cart-Medium
Ultimate Support TS-100B
Ultimate Support TS-100B $149.99 Buy
Pro Air Powered Speaker Stand
Electro Voice N/D-767a
Electro Voice N/D-767a $129.00 Buy
Pro Neo-dymium Dynamic Hand-Held Microphone
Ultimate Support TS50 X 2
Ultimate Support TS50 X 2 $79.99 Buy
Pair of Tripod Speaker Stand with FREE Carrying Bag
Monster S100-M-30
Monster S100-M-30 $39.95 Buy
30 foot Microphone Cable

© Copyright 1996-2014 Eighth Street Music Inc. All Rights Reserved. Prices and availability of products are subject to change without notice. Product descriptions, pictures, are provided with intent of accuracy; however, 8th Street is not liable for errors, omissions, or misrepresentations. Please call 1-800-878-8882 with any questions. Privacy Policy.

Contact  |  E-mail  |  My Account Shipping  |  Order Tracking