AudioControl A600.4 - ALTITUDE 4 Channel Amplifier

AudioControl A600.4 - ALTITUDE 4 Channel Amplifier | Premium Class D Performance

Professional 4-channel Class D amplifier with sleek minimalist design, advanced HEXFET technology, and modern vehicle compatibility including start-stop systems and electric vehicles

Product Overview

The AudioControl A600.4 delivers exceptional audio performance through precision-engineered ALTITUDE Series amplifier designed from the ground up with sleek, modern minimalist aesthetic and advanced Class D technology. This professional 4-channel amplifier features anodized matte grey aluminum chassis for superior thermal dissipation, delivering 150 watts per channel at 2 ohms with premium toroidal transformer, advanced HEXFET® Power MOSFETs, and ParaBASS® low frequency contouring, ensuring robust power and exceptional quality for modern vehicle applications including start-stop systems and electric vehicles up to 17V.

What Makes This Amplifier Special

• Advanced Class D Technology – Features high-performance Class D intelligent driver IC with PWM modulator and advanced HEXFET® Power MOSFETs from International Rectifier, utilizing advanced processing techniques for extremely low on-resistance and reliable fast switching speed with high efficiency
• Modern Vehicle Compatibility – Designed for start-stop compliant operation and EV compatibility up to 17V, ensuring outstanding performance in modern vehicles with advanced electrical systems while maintaining consistent power delivery across various operating conditions
• Premium Component Construction – Built with premium toroidal transformer for optimal electrical efficiency, low ESR capacitors for minimal power loss, 500V Class X2 capacitors with self-healing properties, and high-efficiency ferrite core inductor power output filters for superior performance and reliability
• Intelligent Protection & Control Features – Includes Valet Mode for system protection (limiting maximum volume to 25%), GTO™ Signal Sense technology, Linkwitz-Riley crossovers with 50Hz-5kHz range, and ParaBASS® low frequency contouring with optional ACR-1 remote level control compatibility

Technical Specs

• Power Output: 100W x 4 @ 4Ω, 150W x 4 @ 2Ω, 300W @ 4Ω Bridged (at 14.4V)
• Channels: 4 channels with bridging capability
• Input Configuration: 4 preamp inputs, high/low input modes
• Input Voltage: Line level: 6V max, Speaker level: 20V max
• Signal to Noise Ratio: 107dBA (reference: rated power)
• Total Harmonic Distortion: <0.21% THD+N
• Crossover: Linkwitz-Riley (Off/High Pass/Low Pass, 50Hz-5kHz range)
• Bass Processing: ParaBASS® low frequency contouring
• Vehicle Compatibility: Start-stop compliant, EV compliant up to 17V
• Protection Features: Valet Mode (25% volume limit when activated)
• Remote Control: Optional ACR-1 remote level control compatible
• Power Requirements: 4 AWG power/ground wire, 80A recommended fuse rating
• Dimensions: 12.5"W x 6.7"D x 2.1"H
• Weight: 7.2 lbs
• Construction: Anodized matte grey aluminum chassis with superior thermal dissipation

Frequently Asked Questions

What makes this amplifier suitable for modern vehicles with start-stop systems?

The A600.4 is specifically designed for start-stop compliant operation, handling the voltage fluctuations and power cycling that occur in modern vehicles with start-stop technology without performance degradation or damage.

Is this amplifier compatible with electric vehicles?

Yes, the ALTITUDE series is EV compliant up to 17V, making it suitable for electric and hybrid vehicles that operate at higher voltages than traditional 12V automotive systems.

What is Valet Mode and how does it protect my system?

Valet Mode limits the maximum volume output to 25% when activated, protecting your audio system from unintended damage by preventing excessive volume levels that could damage speakers or disturb others.

What is ParaBASS® low frequency contouring?

ParaBASS® is AudioControl's proprietary bass processing technology that optimizes low-frequency response and provides precise control over bass output, ensuring clean and powerful bass reproduction without distortion.

Can I use remote level control with this amplifier?

Yes, the A600.4 is compatible with AudioControl's optional ACR-1 remote level control, allowing convenient volume adjustment from a remote location in your vehicle.

What type of crossover options are available?

The amplifier features Linkwitz-Riley crossovers with Off, High Pass, and Low Pass settings, with frequency range adjustment from 50Hz to 5kHz for precise system tuning and speaker protection.

How It Works

Professional Class D Power System – Connect the A600.4 using 4 AWG power and ground wiring with 80A fuse protection. The advanced HEXFET® Power MOSFETs and premium toroidal transformer deliver clean power while GTO™ Signal Sense manages automatic on/off operation. ParaBASS® processing optimizes low-frequency response while Linkwitz-Riley crossovers provide precise frequency management. The sleek aluminum chassis ensures efficient thermal dissipation for reliable operation in demanding applications.

Compatible With / Goes Well With

Speaker Compatibility: AudioControl PNW speakers, premium component and coaxial speakers rated 2-4 ohms per channel

Subwoofer Integration: AudioControl Space or Spike subwoofers when bridged, works with separate subwoofer amplifiers

System Integration: Modern vehicles with start-stop systems, electric and hybrid vehicles up to 17V, premium audio installations

Professional Installation: Authorized AudioControl dealers, high-end car audio specialists, custom installation experts