{{ /rrh-285-138-286-k5b.jpg?500 }} 

 A tube core (ferrite tube core) used as for high-frequency EMC filtering.

[[/RRH-285-138-286-K5B]].

<box round 75% #aaffaa>
  rrh-285-138-286-k5b.jpg
{{page>insert/file-sz-cc}}
</box>

{{tag>Files Ferrite_cores EMC}}