Guides
Guides for audiobook narrators
The technical side of audiobook narration in plain English: what the platforms ask for, why, and how to get there. Useful whatever software you record with.
ACX & Audible
ACX audio requirements, explained
Every number ACX checks (RMS, peaks, noise floor, file format, room tone) and what each one actually means for your recording.
Read the guideMastering
How to master an audiobook for ACX
The order to do things in, from the microphone to the finished MP3, and the settings that keep every chapter inside ACX’s limits.
Read the guideRecording
Room tone: what it is and how to record it
Why every audiobook needs the sound of an empty room, how to capture it properly, and the mistakes that get chapters rejected.
Read the guideRecording
How to get your noise floor under -60 dB
What the noise floor check measures, how to track down hiss, hum and room noise, and how to fix it without making your voice sound processed.
Read the guideRecording
Punch and roll: fixing mistakes as you record
The recording method most working narrators use, how to set it up, and how to make the joins impossible to hear.
Read the guidePublishers
Penguin Random House audio specs, and how they differ from ACX
LUFS instead of RMS, true peak, no digital silence, breaths and WAV delivery: what changes when a publisher job comes in.
Read the guideDelivery
How to make an M4B audiobook with chapters
One file for the whole book, with chapters, cover and details. When to use it instead of MP3 chapters, and how to get it right.
Read the guideRead your next chapter with the script following along.
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