I have a few fixtures (all recessed low voltage halogen MR16 bulb) that are humming. I know the ones with cheap transformers are susceptible to hum when dimmed, but mine seem to do it under full ...

Cree is aiming to replace 35-50W halogen MR16 bulbs with its multi-die MT-G LED. “To date, there are no energy-efficient alternatives for many high-lumen, small form-factor, directional lighting ...