GenerateFAQ
Low Frequency Generator
Generates very low tones for subwoofer setup, cabinet checks and finding what rattles in a room.
ConsoleIdle
Frequency
40Hz
Channel
Wave shape
Waveform
01
Keep the level moderate to protect the driver.
02
Sweep the frequency slowly by hand.
03
Listen for rattles rather than clean tone.
Low Frequency Generator questions
- How do I use the Low Frequency Generator?
- Keep the level moderate to protect the driver. Sweep the frequency slowly by hand. Listen for rattles rather than clean tone.
- Is the Low 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 40 Hz, 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. Low Frequency Generator runs in any modern mobile or desktop browser — nothing to install.