Module acoustic 

Structs

AcousticConfig

AcousticStatus

CalibrationAnchor

DeckRecoveryDiagnostic

ScratchAcousticDsp

ScratchConfig

ScratchMotion

ScratchSimulation

ScratchWindowPlan

StylusCalibration

Enums

DeckRecoveryOperation

WearScope

The three things in the engine that accumulate, and the word each is asked for by.

Constants

SURFACE_REGION_DEADWAX

SURFACE_REGION_LEAD_IN

WEAR_BUCKET_FRAMES

Source frames per wear bucket. At 48k this is about 21 ms of groove — fine enough that a scratched bar wears where the scratching happened.