← All Problem Solvers Audible ACX · Findaway Voices · Spotify Audiobooks · WAV PCM · ACXGATE @riff_crc · ACXGATE_PREFLIGHT :: acx audio lab rms too low

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Audible ACX: Pass Amazon Audible / ACX Automated Audio Checks (-20dB RMS, -3dB Peak & Room-Tone Ends)

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Failure Prevented: Eliminates the #1 cause of rejected audiobook launches without paying $500+ per book for manual mastering.

1. Export Chapter WAV: Bounce your narrated chapter as 44.1 kHz 16-bit mono/stereo WAV (or paste audio stats).

2. Run ACX 5-Gate Audit: Check integrated RMS, True Peak, noise floor, and head/tail silence windows.

3. Inspect Envelope X-Ray: See exact dB adjustments and organic room-tone padding.

Drop Narrated Audiobook Chapter (.wav) or Loudness Telemetry (.wav, .json, .txt)

Drop anywhere on screen or tap to choose file · Instant X-Ray in RAM (no registration)

Pre-Pay Deterministic X-Ray · 3 Structural Defects Caught SHA-256: — · Confidence: 99.4%

Verified Ready Package: ACX 5/5 Pass Mastering Profile + Organic Room-Tone Head/Tail Envelope (.json)

Done! Where to upload / apply your fixed file (30s):

1. Apply Verified Master / Chain: Download the compliant output & exact loudness profile.

2. Upload Straight to ACX: Drop chapters into ACX Audio Lab with 5/5 green checkmarks.

3. Keep Uniform Book Consistency: Reuse the same target RMS across every chapter and retail sample.

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