Good day! in commenting on the model of the Yak-40 for MSFS Igor Suprunova and develop your decent models (Yak-40 is a very good car in the real and personal to me it is very expensive I'm working on it for 12 years), there are many issues (like developers and those who operate this aircraft in the simulator) to the work of systems and devices and explain correctly and effectively the principle of their work on the means of correspondence and parcels without the visual images of their work practically not possible so I took the courage and the recorded video on a digital video camera Here are represented small files with poor quality for visualization of the entire record that is produced with good quality is obtained 650mb there are: pre-tested and an explanation of all systems, launching and testing the engines, taxiing, takeoff, preparation for the reduction, the reduction of landing and with respect Constantine