[Amps] construct ferrite "line isolator"

Bill, W6WRT dezrat1242 at yahoo.com
Tue Oct 26 17:42:20 PDT 2010


ORIGINAL MESSAGE:

On Tue, 26 Oct 2010 17:30:49 -0400, "Carl" <km1h at jeremy.mv.com> wrote:

>
>A 6 mix iron powder is good for 6-10M, I use it as the L in the input pi 
>network for amps. If it works for you for HF RFI than thats good, Id guess 
>it wasnt too severe and just a little bit of impedance did the job.

REPLY:

The Palomar data sheet says #6 is good for 2-30 MHz. 

http://www.palomar-engineers.com/Iron_Powder/iron_powder.html

Where did your informaton come from? Perhaps different manufacturers use
the same number for different mixes?

73, Bill W6WRT


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