[Lowfer] Ferrite Loading Coil ?
jrusgrove at comcast.net
jrusgrove at comcast.net
Tue Feb 12 07:27:05 EST 2008
Bmax = Epk X 10^2 / 4.44 x Ae x N x f
Epk = peak rms voltage
Ae = cross sectional area in cm^2
N = number of turns
f = frequency in MHz
Jay
----- Original Message -----
From: "Pete Cranwell" <pete at pcranwell.com>
To: <evp at pacbell.net>; "Discussion of the Lowfer (US, European, &"
<lowfer at mailman.qth.net>
Sent: Tuesday, February 12, 2008 7:04 AM
Subject: RE: [Lowfer] Ferrite Loading Coil ?
>I = E/R
>
> -----Original Message-----
> From: lowfer-bounces at mailman.qth.net
> [mailto:lowfer-bounces at mailman.qth.net]On Behalf Of Ed Phillips
> Sent: Monday, February 11, 2008 7:49 PM
> To: Discussion of the Lowfer (US, European, & UK) and MedFer bands
> Subject: Re: [Lowfer] Ferrite Loading Coil ?
>
>
> In receiving you don't have high currents therefore you won't saturate a
> core in receiving applications"
>
> The flux density in the core doesn't depend on the current. It's
> proportional to the voltage across the coil and inversely proportional to
> core area and number of turns.
>
> Ed
>
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