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Read-only demo

ToneLogs is open to invited testers for now.

Analysis

Air-conditioner hum

Note

Real-world air-conditioner hum example from Wikimedia Commons.
Source: “Air conditioner hum (Gravity Sound)” by Gravity Sound, https://commons.wikimedia.org/wiki/File:Air_conditioner_hum_(Gravity_Sound).wav
License: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/
No changes were made to the recording.

Measurement chain

No equipment assigned

No Equipment is assigned. Plots use relative units until Equipment with a usable Calibration is assigned.

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Select analysis time region

Loading audio duration.

Playback follows the selected region and is peak-normalized for audibility.

Spectrum analysis

A-weighted level

-24.8 dB(A)FS

Z-weighted -22.3 dBFS 0.00–14.00 s 0.4 Hz – 15.8 kHz

Equipment not calibrated

Spectrogram and level over time analysis