페라이트를 설치하면 페라이트 끝단에 자계가 집중되고 그 크기는 2.7×10 5 A/m가 나타남을 확인할 수 있었다.
When the ferrite was installed, the magnetic field was concentrated at the end of the ferrite, and it was confirmed that the size was 2.7×10 5 A/m.