macOS CoreAudio event sounds · UI feedback
InkSoundStroke4
96a630e88ebe
Level measurements
Integrated-45.8 LUFS
Maximum momentary-42.7 LUFS
True peak-32.6 dBTP
RMS-48.5 dBFS
Active RMS-47.9 dBFS
Duration0.574 s
| Maximum short-term | — |
|---|---|
| Loudness range | — |
| Sample peak | -32.7 dBFS |
| Sample crest factor | 15.8 dB |
| True-peak crest factor | 15.9 dB |
| Active duration | 0.500 s |
Level over time
RMS · 10.0 ms · 58 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 centroid2972 Hz
Peak frequency1314 Hz
200 Hz–8 kHz energy85.2 %
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
ink/InkSoundStroke4.aif
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:20Z
Technical metadata
| SHA-256 | 96a630e88ebecf7df2795323c9ea4625a48068bb6a0cb4b4a5927c5102885d68 |
|---|---|
| Analyzed | 2026-08-09T06:27:17Z |
| Codec | PCM signed 24-bit big-endian |
| Sample format | s32 · 24 bit |
| Sample rate | 44100 Hz |
| Channels | 2 |
| Analysis profile | notification-sound-db-bs1770-v2 |
| FFmpeg | ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers |