Defect Hunter

Defect·Hunter

Spot the defective component before the timer runs out. Sign in to play and appear on the leaderboards.

Install as an app

Android (Chrome)

Tap the ⋮ menu in Chrome, then choose "Install app" (or "Add to Home screen").

iPhone / iPad (Safari)

Open this page in Safari, tap the Share icon, then choose "Add to Home Screen". Other browsers on iPhone/iPad can't install it — Safari only.

Defect·Hunter

SEED — · TIER — · BOARD —/—

TIME

0:45

SCORE

—

DEFECTS

×1

GOLDEN BOARD

LAST CALL

—

FALSE CALLS

Tap a defect to call it. A false call costs 3 seconds. Hold “golden” (or press G) for the reference board — same seed, zero defects.
Silkscreen polarity marks belong to the board and never move. The component’s marker does. A reversed part is the disagreement between the two.