How to Effectively Use Acoustic Treatments to Achieve Acx-approved Sound Quality

March 16, 2026

By: Audio Scene

Achieving ACX-approved sound quality is essential for voice actors and content creators aiming to produce professional-grade audio recordings. One of the most effective ways to enhance your audio quality is through proper acoustic treatments. These treatments help control sound reflections, reduce background noise, and create a balanced acoustic environment.

Understanding Acoustic Treatments

Acoustic treatments are materials and techniques used to modify the sound characteristics of a room. They are designed to absorb, diffuse, or block sound waves, reducing echo and reverberation. Proper acoustic treatment ensures your recordings are clear, natural, and free from unwanted noise.

Types of Acoustic Treatments

  • Absorbers: Foam panels and acoustic blankets that absorb sound energy, reducing echo.
  • Diffusers: Structures that scatter sound waves to create a more even sound field.
  • Bass Traps: Thick panels placed in corners to control low-frequency vibrations.

Strategies for Effective Acoustic Treatment

To optimize your recording space, follow these strategies:

  • Identify problem areas: Use a mirror or listen for echo to find reflective surfaces.
  • Place absorptive materials strategically: Position foam panels at first reflection points on walls and ceiling.
  • Control low frequencies: Install bass traps in corners to prevent muddiness.
  • Reduce background noise: Seal gaps, use soundproof curtains, and choose a quiet room.

Additional Tips for Achieving ACX-Standard Sound Quality

Beyond acoustic treatments, consider the following tips:

  • Use a quality microphone: Invest in a cardioid condenser microphone for clarity.
  • Maintain proper microphone placement: Position the mic about 6-12 inches from your mouth, slightly off-axis.
  • Monitor your recordings: Use headphones to catch issues in real-time.
  • Consistent environment: Record in the same space to maintain sound consistency.

By understanding and implementing these acoustic treatment strategies, you can significantly improve your audio quality, meet ACX standards, and produce professional-sounding recordings that stand out.