Generate

Frequency Generator

Generates a precise, stable frequency from 20 Hz to 20 kHz for calibration, tuning and equipment checks.

ConsoleIdle
Frequency

1000Hz

Channel
Wave shape
Waveform
01

Set the exact frequency you need.

02

Press start to hold it.

03

Use both channels for equipment tests.

FAQ

Frequency Generator questions

How do I use the Frequency Generator?
Set the exact frequency you need. Press start to hold it. Use both channels for equipment tests.
Is the Frequency Generator free?
Yes. Every SpeakerTonic tool is free to use, with no account, no install and no limit on how often you run it.
What frequency does it play?
It holds a steady tone at 1 kHz, and you can change the frequency while it plays.
Can this damage my speakers or headphones?
Played at a sensible level it is safe. Start quiet and raise the volume gradually — sustained tones at maximum volume can stress any driver.
Does it work on a phone?
Yes. Frequency Generator runs in any modern mobile or desktop browser — nothing to install.