Conceptually, that's not far away from PWM + filter, except maybe for the closed... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		davrosthedalek 9 months ago \| parent \| context \| favorite \| on: PWM flicker: Invisible light that's harming our he... Conceptually, that's not far away from PWM + filter, except maybe for the closed loop.

Saris 9 months ago [–]

Yeah that's true, LEDs do need a closed loop for current regulation in a high efficiency setup, so might as well use it for dimming too.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact