When a machine is subjected to a noise-reduction program, bearings are normally involved. Even when bearings are not generating noise, they may be concerned with noise transfer. Generally, ...

February 16, 2007 In an interesting development, the same technology that is used in noise-cancelling headphones (roughly speaking) is to be applied to heavy marine engines to reduce their noise and ...

QUESTION -- I own a 1987 Ford Ranger 4x4 with lots of noise coming from the back differential. I changed the u-joints as well as the driveshaft hanger bearing, but now I am getting a lot of vibration ...