As with exhaust noise and mufflers, Caterpillar is not taking a complacent attitude that it is up to the fan and radiator ... research in such areas as uneven spacing of fan blades, guide vanes, basic radiator configuration, annular shrouding ofanbsp;...
|Title||:||Manufacturing and transportation noise (highway and air.)|
|Author||:||United States. Office of Noise Abatement and Control|