Author Topic: Acer XF240H Review & Viewsonic XG2402 Review: 144hz 1080p Matte TN Panels with AMD-Free-Sync  (Read 7947 times)


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Flicker/PWM Dimming
« on: August 10, 2018, 01:46:18 am »
Flicker/PWM Dimming

DSC_0041 by Deepinthesky Teslastorm, on Flickr

I use the Test UFO Blu/PWM Trail test to check for PWM from 0-100% brightness.  Both monitors are LED PWM Dimming or Flicker Free as advertised, or use a high enough PWM frequency (20khz) only detectable by an oscilloscope.
« Last Edit: October 16, 2018, 06:19:00 pm by NCX »