Ferrite core Magnetic core Series of products: Ei, ee, er, rm, ui, efd, uu, ep, t, epc, pq, urs, uyfft, frm Speciality: High-frequency, low loss, high saturation flux density. Applied field: Which are widely used in hdtv, dvd, pc, communication &net instruments and many kinds of transformers such as switch transformers, fbt pulse transformers, driving transformers and electronic inductance etc. Standard