# [SOLVED]Inductance of Ferrite core Inductor

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### Ow@i$Points: 2 Helpful Answer Positive Rating #### Ow@i$

thanx alot.. i want to know one more thing... what if we know nothing about the core (just out of a junk box) now how can we determine what core it is whether FT37-43 or something else.... assume i don't have an inductance meter to....

#### FvM

##### Super Moderator
Staff member
Measuring resonance frequency of a LC resonant circuit is most promising, using a known capacitor.

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