ITEM NAME:5Pcs Yellow Micrometals T50-6 Iron Toroidal Core RF Toroid HF HAM ^ Specifications Color: Yellow Material: Car bonyl iron powder Size: Outer diameter: 1.2cm Inside diameter: 0.7cm Height: 0.4cm Features - High saturation magnetic flux density, able to work in a large current - Stable and reliable performance, effective permeability with excellent frequency characteristics - Has a high temperature characteristics - The annular structure has a very low electromagnetic radiation shielding materials savings, reducing the shielding requirements of the work Packing Included.Material: Car bonyl iron powder. 5xCarbonyl iron core. Color: Yellow. - The annular structure has a very low electromagnetic radiation shielding. - Has a high temperature characteristics. frequency characteristics.