Tools
Six lightweight listening tools for fast checks.
Each page focuses on a single job so you can move quickly from question to answer without downloading software or learning a large interface.
L/R
Left and Right Channel
Verify channel routing, dead drivers, and side swaps in a few seconds.
Hz
Frequency Generator
Explore low bass, presence, and treble using a logarithmic slider.
S
Stereo Image Test
Compare mono, narrow, wide, and sweeping image references.
PHI
Phase Check
Spot polarity and cancellation problems with focused references.
B
Balance Test
Shift channel level and train your ear for a centered image.
ms
Latency Test
Pair fetch latency with browser output delay and a manual tap check.