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@Teoh Yi Chie

@Teoh Yi Chie
PWM (pusle width modulation) can be detected by the stroboscopic effect. Simply swing a long object (for example a pen) back and forth in front of the monitor. If the monitor uses PWM at low brightness (0-20%), this can be clearly seen through this effect.

Examples:
https://youtu.be/QMXYfi2lRdA?t=23
https://youtu.be/yTPYXztH1F0?t=651
https://youtu.be/pTe23G2OncU

Would be nice if you could check the Huion 22/24 and XP-Pen 24th

thank you