20sim Viewer is Freeware program for Windows developed by Controllab Products BV
20-sim is an advanced modeling and simulation parcel for Windows. With 20-sim you can simulate the behavior of active systems, such as electrical, mechanical and hydraulic systems or any combination of these. 20-sim models may utter iconic diagrams, bond graphs, chunk diagrams as wealthy as differential equations. Used in mechatronics, dominate engineering, robotics, mechanical engineering, hydraulics etc. From the unchanging lab as Tutsim.