About this document
DC-9 Stage 3 Hushkit Noise Reduction by hulleufatraze-5922 is a document available to read on EtoBox.
The ABS Stage 3 Hushkit is designed to reduce noise from low bypass ratio turbofan engines, primarily targeting high-pitched whine and rumble from jet plumes. It features a twelve lobe Pratt & Whitney mixer and modified inlet guide vanes to enhance noise reduction. Additional modifications include limitations on flap usage during approach and relocation of the CSD oil cooler for the right engine.
- Author
- hulleufatraze-5922
- Language
- EN