Multi Channel Amplifiers

Upgrade Your Entire Sound System with the Ampere Audio AA-200.4 4-Channel Amplifier Great sound starts with clean power. Whether you're upgrading factory speakers, building a dedicated full-range system, or looking for a versatile amplifier capable of powering speakers and subwoofers, the amplifier you choose plays a critical role in overall system performance. Many amplifiers struggle to provide the combination of output, flexibility, and reliability needed for modern car audio systems. The Ampere Audio AA-200.4 was engineered to solve that problem by delivering powerful full-range performance in a compact, feature-rich package. Why Speaker Power Matters Factory head units and underpowered amplifiers often leave speakers operating far below their potential. The result is reduced output, limited dynamics, and distortion when volume levels increase. Upgrading your speakers without providing adequate power often leads to disappointing results and wasted performance. The AA-200.4 delivers the clean power needed to unlock the full potential of your audio system. Producing up to 200 watts RMS per channel at 4 ohms and 350 watts RMS per channel at 2 ohms, this amplifier provides the headroom needed for improved clarity, increased output, and greater overall control. Whether you're powering component speakers, pro audio mids and highs, or a combination of speakers and subwoofers, the AA-200.4 delivers the performance needed to bring your music to life. Built for Versatility The AA-200.4 was designed for enthusiasts who want flexibility. Its full-range Class D design allows it to be used in a variety of system configurations, from traditional four-speaker setups to active systems and even bridged applications for subwoofers. Advanced crossover controls with selectable x1 and x10 multipliers provide an extremely wide tuning range, making it easy to integrate with everything from tweeters and midrange speakers to pro audio drivers and subwoofers. A built-in Perfect Band-Pass Filter gives you even more control over your system, allowing precise tuning for maximum performance. Key features include: 200 Watts RMS x 4 @ 4 Ohms 350 Watts RMS x 4 @ 2 Ohms 750 Watts RMS x 2 Bridged @ 4 Ohms Full Range Class D Technology Perfect Band-Pass Filtering Variable High Pass and Low Pass Crossovers x1 / x10 Crossover Multipliers Clipping Indicators High-Efficiency Design 4-Way Protection Circuitry Precision Control for Every Build Every system is different, and the AA-200.4 provides the tuning flexibility needed to maximize performance. Adjustable high-pass and low-pass filters allow you to dial in crossover points with precision, while the crossover multiplier expands adjustment ranges for more advanced system configurations. Whether you're building a loud daily driver, powering a full active front stage, or creating a dedicated mids and highs system, the AA-200.4 gives you the control needed to optimize every speaker in your vehicle. Integrated clipping indicators also help you monitor system performance and avoid distortion when pushing your system hard. Built to Play Loud and Stay Reliable Power means nothing without reliability. That's why the AA-200.4 incorporates a comprehensive 4-Way Protection Circuit that safeguards the amplifier from thermal overload, voltage fluctuations, speaker shorts, and DC offset conditions. Combined with its highly efficient Class D design, the amplifier runs cooler and more efficiently than traditional amplifier designs. From daily commutes to weekend demos, the AA-200.4 is built to deliver clean, dependable performance every time you turn the key. If you're looking for an amplifier that offers serious power, advanced tuning, and flexible installation options, the Ampere Audio AA-200.4 is ready for the job. Technical Specifications: Power Output (RMS @ 14.4V): 200W x 4 @ 4 Ohms 350W x 4 @ 2 Ohms 750W x 2 Bridged @ 4 Ohms General: Full Range Class D Design High-Efficiency Digital Multi-Channel Amplifier 2 Ohm Stereo Stable Efficiency: >95% Input Sensitivity: 6V – 0.2V Frequency Response: 10Hz – 24kHz Signal-to-Noise Ratio: 91dB Damping Factor: >120 THD: <0.1% Operating Voltage: 9.5V – 16V Controls & Filters: High Pass Filter: 20Hz – 500Hz High Pass Multiplier: x1 / x10 Low Pass Filter: 50Hz – 500Hz Low Pass Multiplier: x1 / x10 Perfect Band-Pass Filter Input Mode: CH2 / CH4 Integrated Clipping Indicators Protection Features: Thermal Voltage Speaker Short DC Offset Electrical:  120A  (External – not built-in) Dimensions: 11.81” (L) x 9.83” (W) x 3.00 (H) Application Options: 2-Channel Bridged Systems 3-Channel Systems 4-Channel Full-Range Systems 5-Channel Speaker/Subwoofer Configurations

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Power Bigger Speakers with Confidence Using the Ampere Audio AA-500.4 4-Channel Amplifier  When your system demands serious power, an ordinary multi-channel amplifier simply won’t cut it. High-performance speakers, pro audio drivers, and competition-inspired builds require clean, consistent power to perform at their best. Many enthusiasts find themselves limited by amplifiers that run out of headroom, introduce distortion at higher volumes, or lack the tuning flexibility needed to maximize system performance. The Ampere Audio AA-500.4 was engineered to overcome those limitations and deliver the output today's demanding audio systems deserve. Why More Power Makes a Difference Speakers perform best when they have adequate power reserves available. An underpowered amplifier can limit output, reduce dynamics, and introduce distortion as volume levels increase. Whether you're powering a set of high-output component speakers, pro audio mids and highs, or a fully active front stage, clean power is the key to achieving maximum performance. The AA-500.4 delivers an impressive 500 watts RMS per channel at 4 ohms, 700 watts RMS per channel at 2 ohms, and up to 1,500 watts RMS bridged. This level of output provides the headroom necessary to reproduce music with authority, clarity, and impact. From daily listening to competition-level demo vehicles, the AA-500.4 provides the power needed to keep your system performing at its highest level. Built for High-Output Systems The AA-500.4 was designed for enthusiasts who demand more from their equipment. Built around a high-efficiency Class D architecture, this amplifier delivers substantial output while maintaining excellent efficiency and manageable operating temperatures. Its flexible design allows it to power everything from full-range speakers and component systems to pro audio setups and bridged subwoofer applications. Advanced crossover controls with selectable x1 and x10 multipliers allow for an exceptionally wide adjustment range, giving installers and enthusiasts the ability to fine-tune virtually any speaker combination. Combined with Ampere Audio's Perfect Band-Pass Filter, the AA-500.4 offers tuning flexibility rarely found in amplifiers within its class. Key features include: 500 Watts RMS x 4 @ 4 Ohms 700 Watts RMS x 4 @ 2 Ohms 1,500 Watts RMS x 2 Bridged @ 4 Ohms Full Range Class D Technology Perfect Band-Pass Filtering Variable High Pass and Low Pass Crossovers x1 / x10 Crossover Multipliers Integrated Clipping Indicators High-Efficiency Digital Design 4-Way Protection Circuitry Advanced Tuning for Maximum Performance Every system has unique requirements, which is why the AA-500.4 provides extensive tuning capabilities. Adjustable high-pass and low-pass crossovers allow you to precisely control frequency ranges, while the crossover multipliers dramatically expand adjustment possibilities for advanced applications. Whether you're building a dedicated mids and highs system, an active front stage, or a powerful full-range setup, the AA-500.4 gives you the tools needed to achieve optimal performance. Integrated clipping indicators help you monitor amplifier operation and maximize output while minimizing distortion, ensuring your speakers receive clean, controlled power. Designed to Handle the Demands of Real-World Use High output requires durability. The AA-500.4 incorporates Ampere Audio's comprehensive 4-Way Protection Circuit to help safeguard the amplifier from thermal overload, voltage irregularities, speaker shorts, and DC offset conditions. Combined with its efficient Class D design, the amplifier is built to perform consistently under demanding conditions. Whether you're pushing pro audio drivers to extreme output levels or building a powerful daily driver, the AA-500.4 delivers the reliability, flexibility, and performance needed to take your system to the next level. For enthusiasts who refuse to compromise, the Ampere Audio AA-500.4 provides the power to make every watt count. Technical Specifications: Power Output (RMS @ 14.4V): 500W x 4 @ 4 Ohms 700W x 4 @ 2 Ohms 1,500W x 2 Bridged @ 4 Ohms General: Full Range Class D Design High-Efficiency Digital Multi-Channel Amplifier 2 Ohm Stereo Stable Efficiency: >88% Input Sensitivity: 6V – 0.2V Frequency Response: 10Hz – 24.2kHz Signal-to-Noise Ratio: 93dB Damping Factor: >120 THD: <0.1% Operating Voltage: 9.5V – 16V Controls & Filters: High Pass Filter: 20Hz – 500Hz High Pass Multiplier: x1 / x10 Low Pass Filter: 50Hz – 500Hz Low Pass Multiplier: x1 / x10 Perfect Band-Pass Filter Input Mode: CH2 / CH4 Integrated Clipping Indicators Protection Features: Thermal Voltage Speaker Short DC Offset Electrical: 270A  (External – not built-in) Dimensions: 14.96” (L) x 9.83” (W) x 3.00 (H) Application Options: 2-Channel Bridged Systems 3-Channel Systems 4-Channel Full-Range Systems High-Output Pro Audio Systems Active Speaker Systems Speaker and Subwoofer Combinations

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