In “Golden Turbine” (AW&ST July 30, p. 14), it is too bad you did not mentioned the venerable Walter M601 and its now revamped type under the GE Aviation label—the H80—with all its Czechoslovakian connotations duly erased. This Czech entry is probably the closest competitor to Pratt & Whitney Canada's PT6, and a successful one at that. Although the H80 is still limping behind in numbers produced, it nevertheless possesses features that give it a pronounced edge when it comes to ...


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