Monthly Archive: February 2012

John C. Evans discusses the development of the P&W J-58 engine used in the A-12 and SR-71 Aircraft

Pratt & Whitney Aircraft J-58 (JT11D-20) Characteristics’. Maximum Thrust           34,000 Lb Military Thrust              23,900 Lb Weight                         6,250 Lb Length                         215.940 In Maximum Diameter      55.43 In Sea Level Air Flow        326 Lb/Sec Compression Ratio       8.5:1 Total Pressure Ratio    2,93:1 Bleed...

Red Flag 12-2 Media Day

On Tuesday, January 31, 2012, fifty photojournalist from around the world gathered at Nellis Air Force Base, Nevada. They were here to photograph aircraft that were participating in the current Red Flag exercise. Simply stated, Red Flag is an...

Coolidge Fly in

On the first Saturday of every month (except June, July, August and September), Coolidge Aviation, LLC sponsors a fly-in. Breakfast is served by the Coolidge Lion’s Club in front of the main hangar (you know, the 1940’s hangar with...

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