ka kiia hoki he kaiwhakahaere motika dc, he kaiwhakahaere motika servo i roto i te punaha whakahaere aunoa, ka whakamahia hei kaitahuri, ka huri i te tohu hiko kua riro ki te nekehanga koki, ki te tere ranei o te putanga o te motuka motuka. Kua wehea ki nga waahanga nui e rua o te motuka dc me te ac servo, ko tana ahuatanga nui, ka kore te ngaohiko tohu e huri, ka heke te tere me te piki o te taipana me te kakahu. Ko te kaiwhakahaere motuka Servo i roto i te rotor he aukume tuturu, te mana taraiwa o te U / V / W e toru-waahanga ahua hiko o te mara hiko, i raro i te mahi o te hurihuri rotor i tenei mara, i te wa ano, ko te motuka motuka me te tohu urupare encoder ki te taraiwa, peia kia rite ki te uara urupare whakaritea ki te whaainga, whakatikahia te Koki o te hurihanga rotor. Ko te tika o te kaiwhakahaere motuka servo ka whakatauhia e te tika o te encoder (Tau Raina).
Ko te roopu HOPRIO he kaihanga ngaio o te kaiwhakahaere me nga motuka, i whakapumautia i te 2000. Te tari matua o te roopu i Changzhou City, Jiangsu Province.