Slack · Call state
calls_outgoing_ring_v2
38df229038f6
Level measurements
Integrated-29.6 LUFS
Maximum momentary-28.4 LUFS
True peak-15.2 dBTP
RMS-32.4 dBFS
Active RMS-29.2 dBFS
Duration2.091 s
| Maximum short-term | — |
|---|---|
| Loudness range | — |
| Sample peak | -15.2 dBFS |
| Sample crest factor | 17.3 dB |
| True-peak crest factor | 17.2 dB |
| Active duration | 0.990 s |
Level over time
RMS · 10.0 ms · 210 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 centroid563 Hz
Peak frequency495 Hz
200 Hz–8 kHz energy99.5 %
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
Slack v4.51.180
Call state
Contents/Resources/calls_outgoing_ring_v2.mp3
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:30Z
Technical metadata
| SHA-256 | 38df229038f605399fccbdaa61400c941555ffca7afcd9cef70ac750e7bbb956 |
|---|---|
| Analyzed | 2026-08-09T06:27:29Z |
| Codec | MP3 (MPEG audio layer 3) |
| Sample format | fltp |
| Sample rate | 44100 Hz |
| Channels | 1 · mono |
| Analysis profile | notification-sound-db-bs1770-v2 |
| FFmpeg | ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers |