Logarithmic Sweep from 20Hz to 20kHz
A logarithmic sweep tone that starts at 20Hz and rises to 20,000Hz. This sound is often used for audio testing, equalization calibration, and speaker testing. The square wave shape provides a clear and distinct signal that can be easily analyzed.
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This site provides audio in standard quality (128kbps MP3) — small file size, fast download, ideal for daily projects such as short videos, podcasts, and game development.