4 ms·
> I don't get why LED bulbs need to flicker though It's _much_ cheaper/easier to blink an LED on/off for 75% of the time than to drive a constant but lower cur
by arantius 9y ago
> I don't get why LED bulbs need to flicker though
It's _much_ cheaper/easier to blink an LED on/off for 75% of the time than to drive a constant but lower current to produce 75% of the brightness. Most products are cost optimized.