The most common cause of compressor stalls in early versions of the Pratt & Whitney JT9D engines powering the 747-100/200 was the use of excessive reverse when the airplane had slowed too much for the degree of reverse used. This was exacerbated if it was a high-time engine. Typically a compressor stall in these engines back then was not written up.
COPYRIGHT 2004 The Gale Group Inc. Human intelligence, or HUMINT, is the gathering of information through human contact. It is, along with signals intelligence and imagery intelligence (SIGINT and IMINT respectively), one of the three traditional means of intelligence gathering.
The High Mobility Multipurpose Wheeled Vehicle (HMMWV), commonly known as the Humvee, is a four-wheel drive military light truck produced by AM General. Hummer H1, H2, and H3. 2  The H1 is a civilian derivative of the HMMWV, while the H2 and H3 are based on regular GM truck chassis and styled after it. 3  Humvee C-Series-Civilian version developed and made by AM General.