WELL-FROSTED

CD 2478020 E&MP10.048

Dynamos

April 1, 1944

This airplane generator has, in effect, been to 70,000 feet altitude. In the testing chamber of the Westinghouse Electric & Manufacturing Co. electrical equipment for planes can be subjected to a simulated take-off from a hot, steaming landing strip in a jungle, and climb at the normal rate to the cold rarefied air of the stratosphere.

This well-frosted generator has, in effect, been to 70,000 feet altitude. In this chamber electrical equipment for planes can be put through any cycle of temperature and air pressure.
(See Jan. 1944 issue Westinghouse Engineer) 

Original Caption by Science Service
^©Westinghouse