Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 13: PQ-cores (IEC 63093-13:2019); German version EN IEC 63093-13:2019— 24 стр.
Ferrite cores - Guidelines on dimensions and the limits of surface irregularities - Part 13: PQ-cores (IEC 63093-13:2019); German version EN IEC 63093-13:2019— 24 стр.