NEN 10732
Cylinder cores, tube cores and screw cores of magnetic oxides - Measuring methods
| Organization: | NEN |
| Publication Date: | 1 March 1983 |
| Status: | active |
| Page Count: | 28 |
| ICS Code (Magnetic materials): | 29.030 |
| ICS Code (Magnetic components): | 29.100.10 |
scope:
This standard describes methods of measuring the magnetic properties of cylinder, tube and screw cores in terms of the inductance L and quality factor Q of a specified coil containing the test core in a specified position relative to it. For test purposes, cores are normally assessed by means of comparative measurements against a standard core. This standard covers up to 45 mm in length and up to 8.5 mm in diameter at frequencies up to 100 MHz. The dimensional characteristics of such cores are the subject of IEC Publication 220 and IEC Publication 221. The determination of the magnetic properties of ferrite rod aerials forms the subject of IEC Publication 492.
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