troyunrau, 10 months ago You’re seeing the 60Hz sinusoid caused by using AC electricity. 60 peaks, 60 troughs – but the like is actually turning on and off 120 times per second when on AC, unless it’s first converted to DC. Cheap LEDs just feed AC.
You’re seeing the 60Hz sinusoid caused by using AC electricity. 60 peaks, 60 troughs – but the like is actually turning on and off 120 times per second when on AC, unless it’s first converted to DC. Cheap LEDs just feed AC.