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Why traic dimming lighting fixtures often cause flickering or blinking

In many LED dimming applications, phase cut dimmers are one of the most popular dimmers in the market. Two types of phase-cut dimmers exist: “leading edge” or “trailing edge” dimmers. All TRIAC (Triode for Alternating Current) based dimmers are leading edge dimmers. A TRIAC dimmer operates by delaying the outset of each half-cycle of alternating […]

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