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 automobile produced by AM General.[7] It has largely supplanted the roles originally performed by the original jeep, and newer Military light utility vehicles such as the Vietnam-era M151 1â4-short-ton (230 kg) MUTT, the M561 âGama ...