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MB Quart DSC 450

400W RMS, Class A/B 4-Channel Discus Series Amplifier (DSC450)

4.3

(7 reviews)

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The product on this page is discontinued.

Specials with this product

  • Free Ground Shipping to the 48 statesdetails
  • Discus Series 4-Channel Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohms: 50 watts x 4 chan.
    • 2 ohms: 100 watts x 4 chan.
    • Bridged, 4 ohms: 200 watts x 2 chan.
  • PWM (Pulse Width Modulated) MOSFET power supply
  • Remote bass level input (remote level control sold separately)
  • LED power and protection indicators
  • Tuned Bass EQ (0-9 dB bass boost at 45 Hz)
  • Bridgeable operation
  • Soft start sound
  • Preamp RCA outputs
  • DC, short, thermal, and overload protection circuitry
  • Unbalanced RCA inputs
  • Switchable 2-channel/4-channel input modes
  • Damping Factor: >180
  • Variable input level control: 0.2V-0.6V
  • Variable high-pass filter (10-1200 Hz, 24 dB/octave)
  • Variable low-pass filter (30-150 Hz, 24 dB/octave)
  • Frequency response: 10-20000 Hz
  • Dimensions: 11.02"L x 9.45"W x 2.7H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • 1-year SonicElectronix.com warranty
Power Specifications - Full Range Channels
RMS Power @ 4 ohms50 watts x 4 channels
RMS Power @ 2 ohms100 watts x 4 channels
RMS Power @ 1 ohmN/A
Bridged RMS Power200 watts x 2 channels
Peak Power OutputNot Specified
Amplifier Specifications
Amplifier ClassAB
Number of Channels4
Total Peak Power OutputN/A
Total RMS Power Output400 watts
Maximum Input Gauge Size4 AWG
Minimum Impedance Unbridged2 ohms
Minimum Impedance Bridged4 ohms
THD at Rated RMS Power0.05%
Speaker Level InputsNo
Preamp Outputs1 pair
Built-in CrossoverLow-pass (LP)
High-pass (HP)
Full (AP)
High-Pass Crossover Frequency10 - 1200 Hz
Low-Pass Crossover Frequency30 - 150 Hz
Subsonic FilterN/A
Signal-to-Noise Ratio92 dB
Channel Separation80 dB
Bass Boost0 - 9 dB
Bass/Gain RemoteOptional (Accessory required and sold separately)
Fan CooledNo
Fuse Rating20A x 2 
CEA-2006 CompliantNo
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration1 year
Labor Warranty Duration1 year
Warranty ProviderManufacturer
Customer Review Summary for MB Quart DSC 450
Average Customer Rating is 4.3 out of 5 stars:
4.3
based on 7 Reviews
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Rating Distribution:
5 star:
.
.
71%
4 star:
.
0%
3 star:
.
.
14%
2 star:
.
.
14%
1 star:
.
0%
what's this?
Average Attributes Rating:
Durability
4.1
Value
4.9
Features
4.3
Design
4.6
Usability
4.3
what's this?
Quick Comparison:
Most helpful favorable review vs. Most helpful critical review
Most Helpful Customer Reviews:
September 8, 2011 great amps
Review by
j-wright from los angeles, ca
Overall
Durability
Value
Features
Design
Usability
Great amps, im very satisfied. I got it to power my kicker 6.5 and kicker 4x6 and it does the job
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August 22, 2010 A great amp.
Review by
Keon M. from Jacksonville, Fl
Overall
Durability
Value
Features
Design
Usability
I bought this amp to power my 4 MB Quart 6x9's and they sound great. It has taken my audio system to the next level. You will not be disappointed in this amp. It is built like a tank.
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August 10, 2010 Nice amp
Review by
Mike from DORAL, FL
Overall
Durability
Value
Features
Design
Usability
Overall nice quality amp sound and clarity of the on board crossover is pretty decent.It pushes nice power for your door components speakers.
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July 14, 2010 MB Quart DSC 450
Review by
Luis from Salinas, CA
Overall
Durability
Value
Features
Design
Usability
Great Amp I have it to 4 6x9 . Nice clean mids and highs for the price would recommend to anyone. Best amp for doors i have ever had.
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June 8, 2010 fine product
Review by
darrin from johnstown, OH
Overall
Durability
Value
Features
Design
Usability
The amp functions well and has nice quality for the price.
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View All 7 Reviews for MB Quart DSC 450
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Get the wires you need to properly install and power your car amp.
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Speaker Wire
Improve the sound quality by delivering more power when replacing your factory wiring. High quality speaker will maximize your amplifier investment and system performance.
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Kicker XW1220 Speaker WireKicker XW1220 Speaker Wire
12 Gauge Wire - 20 ft. of Dual Twist Speaker Cable with Sleeves for a Clean Install		$24.99
StreetWires SCP1215BL - 12 AWG Speaker WireStreetWires SCP1215BL - 12 AWG Speaker Wire
12 Gauge Wire - 15 ft. of Speaker Cable with Twisted Construction		$19.99
RCA Interconnects
You will need a good set of RCA interconnect cables to connect your amplifier to your head unit. Using high quality cables ensure the best sound possible by reducing unwanted noise interference, providing tight contacts, and utilizing the latest in cable technology.
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19 ft. of 4-Channel X-Series RCA Cable with dual twisted-pair conductors, hyper-flex technology, and gold-plated k-cut collars for excellent signal transfer.		$36.99
StreetWires ZN9 Series Interconnect CableStreetWires ZN9 Series Interconnect Cable
16.4 ft. of 4-Channel RCA Cable with Rhodium-plated contacts and ZeroNoise construction for clear signal transfer!		$99.99
Capacitors
Capacitors store energy for the amplifier to use on demand, thereby assisting in the elimination of dimming lights during peak power surges during use.
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Digital 1.0 Farad Car Audio Capacitor for up to 1000W Max		$104.99
Installation, Tools & Accessories
With our professional install card, you can have your amp installed by a pro near you, or you can purchase tools and do the install yourself.
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StreetWires FB4StreetWires FB4
4 AWG / 4 Gauge Firewall Bushing		$7.99
Kicker DB1448 (09DB1448) - Top of the Line!Kicker DB1448 (09DB1448) - Top of the Line!
Distribution Block with Two 1/0 or 4 AWG Inputs and Four 4 or 8 AWG Outputs		$18.99
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Testing and Performance
Optimize your system's performance with testing tools such as SPL meters, bass test discs and more!
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AutoSound 2000 CD-104AutoSound 2000 CD-104
The ultimate amplifier level setting disc used for evaluation of audio components		$12.99
AutoSound 2000 CD-102AutoSound 2000 CD-102
High Frequency Test CD specifically designed for the set-up and evaluation of sound system imaging and placement.		$12.99
AutoSound 2000 CD-103AutoSound 2000 CD-103
Audiophile reference series test disc for evaluation of all audio components.		$12.99
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Product Summary

Manufacturer: MB Quart
Model number: DSC-450
Weight: 9.50 lbs
Internal SKU: dsc450
Internal product ID: 13497

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Brendan was very helpful, answering all my questions and eventually processing my order.

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