... ,RM,UU,EC,DR 3.Supply grind gap and matched bobbin ferrite core| soft ferrite core| ... ferrite magnet coreCore material: MnZn power ferrite material and MnZn high permeability ferrite materialcore range:EE,EF,EFD ... ,EC,PQ,RM ,UU Advantage: 1.We can supply the core with matched bobbin.2.Supply ... client the fine quality ,timely delivery,favourable price and execllent after-sale service. For more technical ...