BSI - BS 4257
Specification for the Dimensions of E-Cores Made of Ferromagnetic Oxides for Use in Telecommunication and Allied Electronic Equipment
|Publication Date:||29 December 1967|
|ICS Code (Components and accessories in general):||33.120.01|
Dimensions of E-cores and I-cores made of ferromagnetic oxides (ferrites). The geometric tolerances of the E-cores are specified by form gauges. An appendix describes the calculation of the effective parameters.