A NEW silencer now being used by Northrop Aircraft, Inc., in ground testing jet engines at Hawthorne, California, attenuates sound waves from an intensity of 148 to 108 db. at a point 100 feet away from their source.
An American Ground Test Silencer
Particulars of a Modern Jet Engine Silencer at Northrop Aircraft
Aircraft Engineering and Aerospace Technology ; 27 , 5 ; 165
1955-05-01
1 pages
Article (Journal)
Electronic Resource
English