macOS CoreAudio event sounds · UI feedback
head_gestures_partial_nod
e7c9762e32e7
Level measurements
Integrated-35.5 LUFS
Maximum momentary-35.5 LUFS
True peak-14.3 dBTP
RMS-30.5 dBFS
Active RMS-27.8 dBFS
Duration0.148 s
| Maximum short-term | — |
|---|---|
| Loudness range | — |
| Sample peak | -14.4 dBFS |
| Sample crest factor | 16.1 dB |
| True-peak crest factor | 16.2 dB |
| Active duration | 0.080 s |
Level over time
RMS · 10.0 ms · 15 points
Each point is the channel-combined RMS of a non-overlapping frame. Values below −80 dBFS are pinned to the chart floor for display; the canonical JSON retains measured values, and digital silence remains null.
Frequency characteristics
Spectral centroid393 Hz
Peak frequency387 Hz
200 Hz–8 kHz energy99.9 %
Frequency is shown on the horizontal axis and band energy on the vertical axis. Values below −120 dBFS are pinned to the chart floor for display.
Current source occurrences
macOS CoreAudio event sounds v26.6.1
UI feedback
system/head_gestures_partial_nod.caf
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:20Z
Technical metadata
| SHA-256 | e7c9762e32e775b9e2abb749b2cff9ebd7e17c288d2d905b7e2d4d8d093152f8 |
|---|---|
| Analyzed | 2026-08-09T06:27:18Z |
| Codec | PCM signed 24-bit little-endian |
| Sample format | s32 · 24 bit |
| Sample rate | 48000 Hz |
| Channels | 1 |
| Analysis profile | notification-sound-db-bs1770-v2 |
| FFmpeg | ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers |