[sdiy] filters, inductors & Q

[jhaible at debitel.net]

> could it be that you both are referring to different things?
> I mean, a true toroid inductor (like a toroid mains transformer, 
> Deutsch: Ringkern) is indeed difficult to wind by hand.
> Except mains transformers, I think I've never seen inductors of this 
> type with many winding turns.
> 
> There's also that other type (Deutsch: Schalenkern, I forget how these 
> are called in English), where the space where the winding(s) are is 
> sort of toroidal, and surrounded by the core material. These are pretty 
> easy to wind, since the the windings are on cylindrical plastic 
> carriers. After the winding job is done, the carrier and the two halves 
> of the core are assembled.


Pot cores are fine. But I've seen tiny toroidal cores, so I fear
Rene was actually talking about these.

BTW, LEO brought up "pot core" - I just mention this because my other
online translator didnt. ( http://dict.leo.org/ )

JH.



-------------------------------------------------
debitel.net Webmail