Tone generator
Pure tones and frequency sweeps. Start quiet and turn up slowly.
Tone generator
440 Hz · La4
Hz
On the slider, Shift + arrow key steps 0.01 Hz; the number box accepts both comma and dot.
dB
Frequency sweep
A tone gliding between two frequencies, to hear which range your headphones or speaker reproduce comfortably. Not a session.
Hz
Hz
for 30sn