macOS CoreAudio event sounds · Call state
mic_unmute
ea017aa4b02b
Level measurements
Integrated-27.9 LUFS
Maximum momentary-27.9 LUFS
True peak-12.9 dBTP
RMS-29.2 dBFS
Active RMS-28.0 dBFS
Duration0.291 s
| Maximum short-term | — |
|---|---|
| Loudness range | — |
| Sample peak | -12.9 dBFS |
| Sample crest factor | 16.3 dB |
| True-peak crest factor | 16.3 dB |
| Active duration | 0.220 s |
Level over time
RMS · 10.0 ms · 30 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 centroid747 Hz
Peak frequency703 Hz
200 Hz–8 kHz energy100.0 %
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
Call state
system/mic_unmute.caf
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:20Z
macOS telephony event sounds v26.6.1
Call state
unmute.caf
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:21Z
Technical metadata
| SHA-256 | ea017aa4b02bfc23282752f73d9045cb8010ebe8746ac48e5fe888417e192f13 |
|---|---|
| Analyzed | 2026-08-09T06:27:18Z |
| Codec | PCM signed 24-bit little-endian |
| Sample format | s32 · 24 bit |
| Sample rate | 48000 Hz |
| Channels | 2 · stereo |
| Analysis profile | notification-sound-db-bs1770-v2 |
| FFmpeg | ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers |