MixMasterAIR&B / Soul Mastering for Amazon Music
Target: -14 LUFS · True Peak: -1 dBTP · Dynamic Range: 8-12 LU
No signup · WAV + MP3 · -14 LUFS auto-applied
R&B / Soul Mastering Specification — Amazon Music
| Parameter | R&B / Soul Specification |
|---|---|
| Loudness Target | -14 LUFS integrated (Amazon Music optimized) |
| True Peak Ceiling | -1 dBTP — inter-sample peak limit |
| Dynamic Range | 8-12 LU LU — genre-appropriate |
| EQ Focus | Vocal Warmth (200–400 Hz) & Presence (2.5 kHz) |
| Stereo Image | Wide mid-high, mono sub below 80 Hz (M/S) |
| Platform Algorithm | Amazon Music Unlimited normalizes to -14 LUFS and offers HD (24-bit/96kHz) and Ultra HD (24-bit/192kHz) formats. |
Why R&B / Soul on Amazon Music Needs Specialized Mastering
R&B mastering is built around the relationship between sub-bass warmth and vocal intimacy. The 200–400 Hz range — the warmth zone — is simultaneously where vocal body lives and where excessive low-mid buildup creates mud that obscures the groove. A 1.5–2 dB dynamic cut at 250 Hz, triggered only when low-mids exceed a threshold, keeps warmth without buildup. R&B vocals are the most sensitive element to limiting artifacts — a fast-attack limiter clamps vocal consonants and creates a dulling effect. Set limiter attack above 3 ms to preserve vocal transients. The 808-style bass patterns in contemporary R&B demand sub-bass control below 40 Hz — a high-pass at 30 Hz removes inaudible content that wastes headroom. Stereo imaging in R&B features a wide mid-high stereo field and mono sub-bass — M/S EQ to high-pass the side channel at 80 Hz keeps the bottom end phase-coherent on any playback system. Gentle saturation at 3rd harmonic adds warmth to synthesized basslines that sound artificially clean. Compression ratio for R&B should not exceed 3:1 on the master bus — the genre's gentle dynamics are a core identity feature.
Amazon Music context: Amazon Music Unlimited normalizes to -14 LUFS and offers HD (24-bit/96kHz) and Ultra HD (24-bit/192kHz) formats. High-resolution listeners will hear every detail of your master. Prioritize transparency and avoid harsh limiting. Use 24-bit WAV masters for Amazon's Ultra HD submission.
R&B / Soul EQ Profile for Amazon Music
Vocal warmth: Gentle boost at 200–300 Hz for chest voice warmth. Avoid cutting this range.
Low-end: Tight high-pass at 35–40 Hz. Keep 80–100 Hz full for bass guitar warmth.
Presence: Gentle 3–5 kHz boost for vocal intelligibility without harshness.
Air: Subtle 10–12 kHz boost for modern R&B sheen without compromising warmth.
Compression & Limiting for Amazon Music
Gentle glue: Very light master bus compression (ratio 1.5:1 to 2:1). R&B needs natural dynamics.
Smooth limiting: Use lookahead limiting (5–10ms) to avoid transient clipping. Preserve vocal peaks.
Low-mid management: If 250–400 Hz is muddy, apply gentle surgical reduction to clarify the vocal.
R&B / Soul LUFS Targets — All Platforms Compared
How R&B / Soul mastering specs differ across every major streaming platform.
| Platform | Integrated LUFS | True Peak | Current page |
|---|---|---|---|
| -14 LUFS | -1 dBTP | View guide → | |
| -16 LUFS | -1 dBTP | View guide → | |
▶️YouTube | -14 LUFS | -1 dBTP | View guide → |
| -14 LUFS | -1 dBTP | View guide → | |
| -11 LUFS | -0.5 dBTP | View guide → | |
| -14 LUFS | -1 dBTP | View guide → | |
| -13 LUFS | -0.5 dBTP | View guide → | |
🎛️Beatport | -9 LUFS | -0.3 dBTP | View guide → |
| -14 LUFS | -1 dBTP | View guide → | |
| -14 LUFS | -1 dBTP | View guide → | |
📦Amazon Music | -14 LUFS | -1 dBTP | You are here |
| -15 LUFS | -1 dBTP | View guide → |
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Master Free NowTechnical Methodology — R&B / Soul Mastering for Amazon Music
Target: -14 LUFS integrated · -1 dBTP true peak · EBU R128 / ITU-R BS.1770-4 compliant
We measure integrated LUFS using K-weighted filtering per ITU-R BS.1770-4: a high-shelf pre-filter at 1681.97 Hz (+3.9998 dB gain) followed by a 75 Hz high-pass (Q=0.5) to remove DC offset and low-frequency rumble. The mean square of the filtered signal gives us integrated loudness in LUFS.
True peak (dBTP) is measured at 4× oversampling to detect inter-sample peaks that occur between digital samples. Sample-peak measurement alone misses these peaks, which cause audible clipping during AAC and MP3 lossy encoding on streaming platforms. We enforce the true peak ceiling at -1 dBTP for all standard platforms.
Genre EQ profiles apply frequency-specific gain based on each genre's sonic characteristics: mud reduction at 250–400 Hz for hip-hop and trap, presence enhancement at 2–4 kHz for vocal clarity on phone speakers, sub-bass high-pass at 30–35 Hz for all genres to remove inaudible subsonic content that wastes headroom.
Master bus compression uses a VCA-style algorithm with genre-tuned attack and release times. Lo-fi and jazz use 50 ms attack to preserve transients; EDM and techno use 5–10 ms for density. Parallel compression blends the compressed signal at 20–40% wet to lift room sound without eliminating the uncompressed transient attack.
The final limiter stage uses lookahead limiting (3–5 ms) to catch transient peaks before they exceed the true peak ceiling. The limiter targets platform-specific LUFS: -14 LUFS for Spotify, -16 LUFS for Apple Music, -11 LUFS for SoundCloud, -9 LUFS for Beatport. Gain reduction is transparent at 1–2 dB of limiting; beyond 3 dB audible artifacts require reducing the input drive.
All processing runs in your browser via Web Audio API — no audio data is uploaded to any server.
R&B / Soul Mastering FAQ — Amazon Music
What LUFS for R&B on Amazon Music?
-14 LUFS integrated. R&B benefits from being slightly less compressed than EDM — a 10-14 LU dynamic range gives the vocals and instruments natural breathing room.
How do I preserve vocal warmth in R&B mastering?
Boost 200–300 Hz gently rather than cutting. Avoid aggressive mid-cut EQ that removes chest voice character. Use gentle multiband compression in the vocal range to control peaks without squashing dynamics.
Does R&B translate well on Amazon Music?
Yes. Amazon Music's audio quality handles R&B well. Focus on clean low-mids and vocal presence.