AI Audio & Voice Generation Revision
AI Audio & Voice Generation Revision
Studio-Quality Audio Without a Studio
Framework: Vocal Persona Formula
The core idea
The Vocal Persona Formula defines an AI voice the same deliberate way S.V.C.L. defines an image: Tone, Pace, Accent/Region, Age Impression, and Signature Characteristic. A recommended narration pace of 130-160 words per minute keeps AI narration sounding natural rather than rushed or sluggish.
The 50/50 Rule is the key mindset shift: audio carries roughly half of a video's perceived quality, and poor audio can cause a viewer to abandon even visually great content within seconds. That's why Adobe Podcast Enhance (raising raw recordings to studio quality) and correct mixing levels (primary narration around -6 to -12 dB) matter as much as the visuals.
Scripts follow a simple structure — Hook, Problem, Solution, CTA — and the full production toolkit spans ElevenLabs for text-to-speech narration and Suno for generating original background music.
Key terms
| Term | Definition |
|---|---|
| Vocal Persona Formula | Tone, Pace, Accent/Region, Age Impression, Signature Characteristic -- the 5-part voice-design formula |
| The 50/50 Rule | The principle that audio quality matters as much as video quality to audience retention |
| Mixing levels | The relative volume of different audio elements, e.g. -6 to -12 dB for primary narration |
Common mistakes to avoid
- Treating audio as an afterthought while polishing the video extensively
- Skipping raw-audio enhancement even when the original recording is noisy or thin
- Narrating far faster or slower than the 130-160 wpm range, hurting comprehension
- Not defining a consistent Vocal Persona before generating narration across multiple pieces
Before the exam, make sure you can...
- Recite all 5 elements of the Vocal Persona Formula
- Explain the 50/50 Rule in your own words
- Know the recommended narration pace and primary narration mixing level
- Name the tools used for narration (ElevenLabs), enhancement (Adobe Podcast Enhance), and music (Suno)