Report KD 465 which was already written in 2011 has been reviewed and added at the menu KD-reports. The title of this report is: “Calculations executed for the 2-bladed rotor of the VIRYA-1.5 windmill (lambda design = 4.5, steel blades) with generator frame size 71 and original motor shaft”. This report has been made public because it might be possible to use the given rotor in combination with the 34-pole PM-generator which is described in public report KD 580 or with the 8-pole PM-generator which is described in report KD 644.