macOS CoreAudio event sounds · UI feedback
head_gestures_double_shake
650ae0cd514a
Level measurements
Integrated-20.6 LUFS
Maximum momentary-17.9 LUFS
True peak-7.7 dBTP
RMS-24.9 dBFS
Active RMS-23.0 dBFS
Duration1.248 s
| Maximum short-term | — |
|---|---|
| Loudness range | — |
| Sample peak | -7.7 dBFS |
| Sample crest factor | 17.2 dB |
| True-peak crest factor | 17.2 dB |
| Active duration | 0.810 s |
Level over time
RMS · 10.0 ms · 125 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 centroid271 Hz
Peak frequency258 Hz
200 Hz–8 kHz energy99.3 %
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_double_shake.caf
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:20Z
Technical metadata
| SHA-256 | 650ae0cd514ad76e7127480442195ef3543f37262dd47c6fe92506b3f90336d6 |
|---|---|
| Analyzed | 2026-08-09T06:27:18Z |
| Codec | PCM signed 24-bit little-endian |
| Sample format | s32 · 24 bit |
| Sample rate | 48000 Hz |
| Channels | 2 |
| Analysis profile | notification-sound-db-bs1770-v2 |
| FFmpeg | ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers |