[Keith]’s cousin gave him a LCD with a noisy backlight. He decided to replace it with a series of high output LEDs. He sourced some locally in the form of cheap LED headlamps from an auto-parts store.

We may receive a commission on purchases made from links. Are you old enough to remember Philips Ambilight? If not, it was a brilliant feature on some Philips TVs that cast a glow onto the wall behind ...