[TenTec] Cheap Ferrites (was Orion reset)
A. Sewell
n5na at att.net
Thu Jan 27 16:08:01 EST 2005
Sorry. Make that reactance instead of resistance.
73,
Alan N5NA
Ken Brown wrote:
> Is not the resistance dependant on the wire material (copper or
> other), cross section (gauge) and length, and not dependant on the
> core material? How can the core have an effect on resistance, other
> than because of it's dimensions, by changing the length of wire needed
> for a given number of turns? Core material having an effect on
> impedance, reactance or inductance I can understand. But resistance?
>
> DE N6KB
>
>> With five turns thru the bead I get a resistance of ~140 and an
>> inductance of 11 uH. If they were 43 they should have a resistance
>> of ~500 and an inductance of ~40 uH.
>>
>
>
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