3 ms·

For those of you a bit lost with the initial setup, click the "sweep" and "microphone" checkboxes to get something more familiar.

• dsr_ 9y ago
  And try whistling, snapping your fingers, and growling and humming, not just speech. Most people can whistle a nearly perfect sine wave, and shortly thereafter you'll see what frequency and volume really mean.
• aw3c2 9y ago
  Or turn on the Signal Generator and play with the multipliers.