Copper Talk » Ask The Tech » General CB, Ham & Mur's Radio Related Questions/Topics » Amplifier ferrite damage? « Previous Next »

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Ke0koy
Member
Username: Ke0koy

Post Number: 60
Registered: 12-2018
Posted on Wednesday, March 15, 2023 - 10:59 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Had to break the silence so I came up with a question to ask.

In an amplifier, when a transistor shorts, does the dc going through the transformer cause damage to the ferrites? I have read that certain ferrite material, like type 61, can be damaged by strong magnetic fields. I know it is only a few turns, but its a lot of current, so I'm curious.

Thanks!
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Ke0koy
Member
Username: Ke0koy

Post Number: 61
Registered: 12-2018
Posted on Sunday, March 19, 2023 - 12:40 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Ok, it must be dead. I give up here. RIP copper forum.
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Charliebrown
Advanced Member
Username: Charliebrown

Post Number: 843
Registered: 10-2002
Posted on Monday, March 20, 2023 - 9:16 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

You are right. This forum I believe is dead. Techs and no one else respond anymore. If I had an answer to your question I would have responded. Have a blessed day.
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Tech237
Moderator
Username: Tech237

Post Number: 1972
Registered: 4-2004


Posted on Saturday, April 15, 2023 - 3:11 pm:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Keokoy

Health issues don't always allow me to check on here as much as I'd like.

Re ferites, to my recollection it is not so juch current itself that may damage ferrite but the resultant heat that can cause the glue binding the material to weaken or fail.
Tech237
N7AUS

God made me an athiest, who are you to question his wisdom?

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