Re: Ferrite Cores - Where's the Gap? (fwd)

[Steven Roys <sroys@xxxxxxxx>]

---------- Forwarded message ----------
Date: Mon, 05 Apr 2004 12:59:15 -0400
From: dave pierson <davep@xxxxxxxx>
To: High Voltage list <hvlist@xxxxxxxxxx>
Subject: Re: Ferrite Cores - Where's the Gap? (fwd)


>Flyback transformers have gapped cores, yes?
>
    Mostly

>Why is it that not one core that I have lying around has
>
> anything
>
    Anything?  Like a gap?

> between the two halves of the core?
>
    cf below...

>Does the fact that they are not one single
>
>piece count as an air gap?
>
    That's a part of it.
    Also, the air gap is to reduce/prevent saturation.
    The nature of ferrites (mag particles in binder)
    inherently is resistant to saturation.
    Or so i recall...
    best
     dwp