Readback voltage of perpendicular recording for high track density with ring-type head is theoretically calculated, and rcadback noise is analysed.
本文从理论上对高道密度垂直磁记录环形头读出电压进行了计算，并对道间串扰进行了分析。
2
The surface field near the magnetoresistive head must be known to analyze the read back voltage of the magnetoresistive head in a magnetic recording system.
为了研究磁阻磁头的读出电压，有必要从理论的角度求得磁阻磁头的表面场。
3
Two Critical concepts involved in direct current ice-melting technique of high voltage over head line, the least ice-melting current and the Max allowed current was presented.