TestFAQ
Treble Test
Sweeps from 2 kHz to 16 kHz so you can hear harshness, dropouts or a tweeter that has given up.
ConsoleIdle
Current frequency
2000Hz
2000 Hz → 16000 Hz over 14s
Channel
Waveform
01
Start quiet — highs get piercing fast.
02
Listen for the tone thinning out or vanishing.
03
Compare left and right if you can.
Treble Test questions
- How do I use the Treble Test?
- Start quiet — highs get piercing fast. Listen for the tone thinning out or vanishing. Compare left and right if you can.
- Is the Treble Test 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 range does it cover?
- It sweeps from 2000 Hz to 16 kHz, taking about 14 seconds per pass.
- 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. Treble Test runs in any modern mobile or desktop browser — nothing to install.