bids are invited for study of characteristics of scr,mosfet and igbt , study of single phase and three phase half and fully controlled bridge converter with r,rl and rle loads , study of single phase dual converter with r and rl loads , study of ac voltage controller using two thyristor anti parallel connected and triac with r and rl loads , study of dc dc converters , study of speed control of dc motor using h bridge converter , study of uni polar and bi polar pwm based single phaseinverter using controller , study of 3 phase pwm and nonpwm inverter using controller , study of speed control of 3phase inverter fed induction motor based on closed loop vby f slip speed control method using controller ,experimental setup to study the perfomance ofcycloconverter with r and rl loadssupply and installation of power electronics total quantity : 10