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AudioControl
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Audio Control A600.4 ALTITUDE 4-CHANNEL AMPLIFIER

Sale price $319.99 Regular price $429.99
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Key features

  • Amplifier channels: 4
  • RMS per channel at 4 ohms: 100 W
  • RMS per channel at 2 ohms: 150 W
  • Maximum line-level input: 6 V
  • Maximum speaker-level input: 20 V
  • Bass processing: ParaBASS contouring


Description

Product Overview

Add four-channel amplification to a modern vehicle audio system with the AudioControl A600.4 Altitude 4-channel amplifier. Its Class D design, EV and start-stop compatibility up to 17V, and selectable Valet Mode bring practical flexibility to a front-stage system or bridged subwoofer setup.

AudioControl A600.4 amplifier connection panel with power terminals, RCA inputs, remote-level port and speaker outputs.

Key Features & Benefits

  • Four-channel power: Choose the listed output for your speaker load, or bridge channels for a subwoofer application.
  • Valet Mode: Limits maximum volume to 25% when activated, helping prevent unintended loud playback while the vehicle is unattended.
  • EV and start-stop compatibility: EV compliant up to 17V for use in specified higher-voltage and start-stop environments.
  • ParaBASS contouring: Shape low-frequency response to suit listening preference and installation acoustics.
  • Flexible inputs: Four preamp inputs accept up to 6V line-level or 20V speaker-level signals.
  • Optional ACR-1 remote: Adds dash-mounted level adjustment for front/rear balance and calibration.

Technical Specifications

Amplifier class Class D
Channels 4
Rated power output 100W x 4 @ 4Ω
Rated power output 150W x 4 @ 2Ω
Bridged rated power output 300W @ 4Ω bridged
Preamp inputs 4
Maximum line-level input 6 V
Maximum speaker-level input 20 V
EV compliance Up to 17V
Low-frequency contouring ParaBASS
Chassis Anodized matte grey aluminum
Internal components Premium toroidal transformer, 500V Class X2 capacitors, low ESR capacitors, precision potentiometers, and HEXFET MOSFETs

Why Choose This Product?

The A600.4 gives you options for building around four amplified channels or bridging two channels for a mono subwoofer. Its ParaBASS control lets you tailor the low end to your preference and installation acoustics, while the aluminum chassis is designed to dissipate heat.

It pairs well with AudioControl PNW speakers and Space or Spike subwoofers. Premium power components and the efficient Class D design support a system planned for demanding listening conditions.

Installation & Compatibility Notes

Plan your speaker configuration around the listed 4Ω and 2Ω ratings, and use the bridged 4Ω rating when considering a bridged application. The amplifier accepts preamp signals up to 6 V or speaker-level signals up to 20 V.

It is specified as EV compliant up to 17V and compatible with start-stop vehicles. The ACR-1 remote level control is optional. Check your system’s signal type, speaker load, and installation requirements before purchase.

Frequently Asked Questions

What power does the AudioControl A600.4 provide?

Its listed ratings are 100W x 4 at 4Ω, 150W x 4 at 2Ω, and 300W at 4Ω bridged.

Can I use it for a subwoofer?

Yes. The product is designed for bridging two channels to drive a mono subwoofer, with a listed bridged rating of 300W at 4Ω.

Is the A600.4 suitable for an EV or start-stop vehicle?

It is described as EV compliant up to 17V and designed for vehicles with start-stop systems.

What does Valet Mode do?

When activated, it limits maximum volume to 25% to help guard against unintended loud playback while the vehicle is unattended.

Is the ACR-1 remote control included?

The ACR-1 is optional. It adds dash-mounted adjustment for level, front/rear balance, and calibration.

Explore More

Shop the AudioControl A600.4 at 12 Volt Outlet. Want to learn more about AudioControl? Explore our AudioControl brand profile.