Re: Ferrite chokes & saturation - why toroids?

• To: "'Tesla List'" <tesla-at-poodle.pupman-dot-com>
• Subject: Re: Ferrite chokes & saturation - why toroids?
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Wed, 26 Nov 1997 18:41:27 -0600
• Approved: tesla-at-stic-dot-net

From: 	Malcolm Watts[SMTP:MALCOLM-at-directorate.wnp.ac.nz]
Sent: 	Wednesday, November 26, 1997 1:28 AM
To: 	Tesla List
Subject: 	Re: Ferrite chokes & saturation - why toroids?

Hi Roderick,

> From:   RODERICK MAXWELL[SMTP:tank-at-mail.magnolia-dot-net]
> Reply To:   tank-at-mail.magnolia-dot-net
> Sent:   Tuesday, November 25, 1997 7:27 PM
> To:     Tesla List
> Subject:    Re: Ferrite chokes & saturation - why toroids?
> 
> > Not for this application to my knowledge (other than to minimize
> > radiation). But I've used ferrite rods in chokes with no real
> > problems. Perhaps someone who chose that core shape could answer this.
> > 
> > Malcolm
> 
> 
>   For less radiation. Also you seem to get higher inductance per turn in
> a toroid of the same diameter, and material than you do in other shapes.

Right. But what is their inductance at the peak currents you are 
pushing through them?

Malcolm

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