He tirohanga whānui o te
Ko te taraiwa he kaiwhakahaere tere kati, ka tango i te taputapu hiko IGBT me te MOS tata, ka whakamahi i te tohu o te whare o te motini korepu DC ki te whaarua i te auau, katahi ka mau ki te mana tere kati-koropiko, kua whakauruhia te hononga mana ki te tere PID regulator, he pūmau, me te pono te mana o te pūnaha, ina koa i te tere iti e taea te tae tonu te taipana mōrahi, tere awhe mana o 150~ 20,000 RPM.