<prompt> Yenza inguqulo eyinkimbinkimbi yalesi sigwebo I-tremoloa, ubuningi be-tremoloas, iyinsimbi yomculo enezintambo eyingxenye yomndeni weqembu le-Chord lomndeni we-zither ongenayo i-fretless.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yomusho ithi I-tremoloa, ubuningi be-tremoloas, iyinsimbi yomculo enezintambo eyingxenye yomndeni weqembu le-Chord lomndeni we-zither ongenayo i-fretless, owakhiqizwa eMelika ngokuphendula ukwanda okusheshayo kokuthandwa komculo waseHawaii phakathi nawo-1920, futhi waqhubeka ukhiqizwa kuze kube ngawo-1950. 