Introduction to ACX Audio Cleanup
To clean up voice recordings for ACX submission, you need to ensure your audio meets specific technical requirements, including a noise floor below -20 dB, peak levels below -3 dB, and an average loudness of -24 LUFS. You can achieve this using tools like iZotope RX 10 and FabFilter Pro. For a hassle-free experience, consider the OlaVoices Audio Cleanup Service, offering a 24-hour turnaround and preview-before-pay option for €12 per audition.
Technical Requirements for ACX Audio
ACX has strict audio requirements to ensure high-quality audiobooks. Key specifications include:
- Average loudness: -24 LUFS ± 2 LU
- Peak levels: below -3 dB
- Noise floor: below -20 dB
- Sample rate: 44.1 kHz
- Bit depth: 16-bit
Noise Reduction and Breath Removal
Noise reduction and breath removal are crucial steps in the ACX audio cleanup process. You can use the noise reduction tool in iZotope RX 10 to remove background noise and the breath removal tool to eliminate unwanted breath sounds. Alternatively, you can use FabFilter Pro to achieve similar results.
Step-by-Step Audio Cleanup Guide
- Import your audio file into your chosen DAW or audio editing software
- Apply noise reduction to remove background noise
- Use the breath removal tool to eliminate unwanted breath sounds
- Normalize the audio to the desired LUFS level
- Export the cleaned-up audio file in the required format
Frequently Asked Questions
Here are some frequently asked questions about ACX audio cleanup:
- Q: What is the average loudness requirement for ACX audio? A: -24 LUFS ± 2 LU
- Q: How can I remove background noise from my audio recordings? A: Use a noise reduction tool like iZotope RX 10 or FabFilter Pro
- Q: Can I use the OlaVoices Audio Cleanup Service for my ACX submissions? A: Yes, the service offers a 24-hour turnaround and preview-before-pay option for €12 per audition
- Q: What is the sample rate requirement for ACX audio? A: 44.1 kHz
Conclusion
Cleaning up voice recordings for ACX submission requires attention to detail and the right tools. By following our guide and using the OlaVoices Audio Cleanup Service, you can ensure your audio meets the required standards and shines on Audible.