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1. Re: [Amps] 'red' cores versus 43 cores (score: 1)
Author: Larry Phipps <larry@telepostinc.com>
Date: Sun, 29 Mar 2009 13:01:35 -0400
Red (-2) material is powdered iron, -43 is a ferrite. Generally speaking, ferrites should only be used for transformers, because they are very lossy when used as an inductor. Powdered iron can be use
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