MB Quart MBQRA12804 70 watt x 4 4 Channel Reference Amplifier

No reviews yet Write a Review
You save $22.45
Fixed Rate Shipping $9.95
4 interest-free payments of $106.64 AUD fortnightly More info
PayPal Logo
Secure shopping made faster - shop without retyping payment details

Click & Collect available at checkout (Strathfield Store Only)


Introducing the RA1-280.4 Reference 280 Watt Amplifier, an epitome of audio power and precision. Immerse yourself in the world of enhanced sound with this 4-channel amplifier boasting 280 Watts of captivating performance. The RA1-280.4 Reference Amplifier is a testament to the fusion of innovation and sonic excellence, designed to elevate your audio experience to unprecedented levels.


Crafted to Perfection:

- **Low Noise Preamplifier Circuit:** The Q-Stasis Pre Amplifier Stage ensures that the amplifier circuit receives maximum low voltage signal from the source unit with minimal distortion, delivering pristine sound quality.
- **RCA Inputs:** Designed with high temperature impact-resistant nickel-plated terminals, these hex screw connections guarantee secure and erosion-resistant links.
- **High Level Inputs:** Experience the Auto-Sense Feature.

Precision Control and Flexibility:

- **Operation Mode:** Choose between 2 or 4 channel operation to suit your audio setup.
- **Variable Electronic Crossovers:** Enjoy complete sound control with these adjustable electronic crossovers, tailoring your audio output to perfection.
- **Electronic Equalizer:** Harness the amplifier's on-board electronic crossover to tailor specific frequencies for speakers and subwoofers, with specifications tailored for this amplifier.

Unveiling Unrivaled Sonic Fidelity:

- **Class / Topology:** Unleash the unique MB Quart Class SQ topology of Class SQ amplifiers, achieving unparalleled sonic accuracy and clarity, surpassing standard Class D amplifiers.
- **Output Device Technology:** Meet FLUID-FETS, our meticulously selected output devices. These FLUID-FETS mirror the sound quality of the finest home amplifiers while efficiently delivering power.

Built for Performance and Endurance:

- **Heat Sink:** The aluminum heat sink dissipates heat rapidly, enabling the amplifier to operate at lower impedance for extended periods.
- **Power Supply:** Experience the might of the rugged MOSFET Pulse Width Modulation power supply, providing efficient power production without overburdening the vehicle's electrical system.
- **Output Connections:** These heavy-duty connections ensure a secure electrical signal passage, resisting erosion and enhancing amplifier longevity.

Seamless Connectivity and Operation:

- **Connection Type:** Count on secure connections for power, ground, and speaker connections, ensuring a reliable and consistent audio experience.
- **Auto Turn-On:** Utilize the DC SIGNAL SENSE switch to enable the amplifier to power on when it receives a signal through the RCA inputs. This eliminates the need for an amplifier remote turn-on wire, providing added convenience.

Elevate your audio journey with the RA1-280.4 Reference 280 Watt Amplifier – a blend of power, innovation, and sonic finesse that brings your music to life like never before.

Extra Information

MB Quart