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1. Re: LF: Re: toroid cores (score: 1): Author: "Johan Bodin" <[email protected]>; Date: Sun, 25 Aug 2002 00:41:23 +0200; Michael, I didn't say it was 3F3. I am sure it was a 58mm 3C85 core. The colo(u)r may look like orange in the picture but in reality it is red (I have the xfmr in my hand right now). I may be mistake; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-08/msg00020.html (8,618 bytes)
2. Re: LF: Re: toroid cores (score: 1): Author: "Michael Silvers" <[email protected]>; Date: Fri, 23 Aug 2002 16:45:12 -0700 (PDT); Hi Johan & All, I may be mistaken but I think the picture is of a very large diameter 3E25 from the colour code like a TL58/41/18-3E25 or TL102/66/15-3E25. A 3F3 should be blue according to my datash; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-08/msg00027.html (10,851 bytes)
3. LF: Re: toroid cores (score: 1): Author: "Johan Bodin" <[email protected]>; Date: Fri, 23 Aug 2002 22:34:36 +0200; Hello Rik Ferrite (as opposed to iron powder) is best for power transformation on LF because of its high permeability, fewer turns = less copper loss. Iron powder is better for resonant circuits and; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-08/msg00031.html (9,565 bytes)

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