This 300 page book was developed specifically to provide users of 747-400PS1 by Aerowinx with a detailed, educational guide to assist non-airline pilots in mastering the complexities of the Aerowinx's 747-400 CBT software. Originally conceived as a small technical publishing company, PMDG's first product, the 747-400PS1 User's Guide was released in February of 1998. Randazzo, Senior Developer, in January, 1998.
Precision Manuals Development Group was founded by Robert S. It has eight employees as of 2018, with a collection of beta testers which include multiple aviation professionals. The company is based out of Las Vegas, Nevada but has several employees in countries such as Belgium, South Africa, and Canada. Randazzo, who stated that his ultimate goal was to develop the software to the point where it could be used. Precision Manuals Development Group (often abbreviated as PMDG) is a commercial add-on aircraft developer for the Microsoft Flight Simulator, Lockheed Martin Prepar3D, and X-Plane series.
