The OLED Burn-In Test: Two Years Later

After 6,500 hours of heavy productivity use, we revisit our intentionally abused 4K QD-OLED monitor to see how burn-in has ...
Hackaday

test pattern

[Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test patterns in PAL/NTSC. If one is checking ...