This audio track is titled "60-Second Ascending Shepard Tone (Second Version)". As the title suggests, the full length of this audio is one minute and features a Shepard tone. The Shepard tone is a unique auditory illusion where a series of tones seem to continuously ascend in pitch, but actually never seems to get any higher. It's a circular sound that creates an infinite rise, engaging the listener's attention. This particular version is in mono, and it uses sine waves to create its effect. The sine wave is a smooth, pure tone that adds to the feeling of continuous upward movement in the sound. The rising nature of the tone gives a sense of urgency and tension as it seemingly climbs higher and higher without ever reaching a peak. The phase of the sound also plays a key role in creating this effect. In this version, the phase of the sine wave is manipulated to further the illusion of the never-ending upward pitch. This contributes to the captivating and somewhat disorienting experie