Sine wave (975Hz): Listen & Download Sine wave (975Hz) .mp3 Error! Change your browser, please! ⇓ Download Fishing reel ⚠ Cereal packaging open ⚠ Football bugle ⚠ Bath, Cork in the sink ⚠ Ax strike on a wooden subject ⚠ Chemistry, burner, boiling liquid ⚠ Lock gate open ⚠ Electronic sounds ⚠ Sine wave (975Hz) ⚠ Time Machine ⚠ Ax hit the trash ⚠ The noise of the refrigerator room ⚠ ★★★★★