Stability Analysis Trainer Kit - BRAND - VIJAYANTA, INDIA Stability Analysis Trainer Kit, Model: SAT 01 1. Study of open and close loop response to step signal and calculation of steady state error for step input. 2. For step input, stability analysis on varying gain in closed-loop mode under a) Positive feedback mode b) Negative feedback mode 3. Determine the gain at which the control system become marginally stable for different plants for step input