P.S. This was part of a caption showing the aircraft in a red color scheme with a very wide stripe down the fuselage and going up the tail. There was also an extension to the nose to allow for the test ofa a PW150A, the turboprop that powers the DHC-8-400. David Ross http://damiross.go.cc http://home.earthlink.net/~damiross/airlines.html http://home.earthlink.net/~damiross/books.html > From "Great Airliners Volume 7: Boeing 720," page 108: > "The silver sheets on top of the fuselage, called load bank radiators, are > electric heating elements used to dissipate excessive electrical and > hydraulic power produced by the test engine."