| To: | richard@karlquist.com |
|---|---|
| Subject: | Re: Topband: measuring transformer core inductance |
| From: | Robert Kavanagh <ve3osz@rac.ca> |
| Date: | Fri, 14 Nov 2003 23:04:18 -0500 |
| List-post: | <mailto:topband@contesting.com> |
At 08:11 PM 11/14/03, you wrote:If you damage a core with DC, you can heat it to the Curie temperature to demagnetize it. You can also essentially demagnetize the core by cycling it around its hysteresis loop several times using gradually diminishing values of d.c. in a coil wound on the core. Bob VE3OSZ _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/mailman/listinfo/topband |
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