[TenTec] Subject: Re: OT Kind of. ?? about wide band antennas
Dr. Gerald N. Johnson
geraldj at weather.net
Sat Feb 5 23:28:02 PST 2011
Inductive coupling IS magnetic coupling.
73, Jerry, K0CQ
On 2/6/2011 1:19 AM, Richards wrote:
> Thanks, Gerry. A local Yocal was trying to convince me it was
> inductive coupling... and I was thinking capacitive.
>
> When you say "magnetic"... I take it that is the same basic concept as
> when one talks about magnetic fields surrounding current in a wire
> --usually circuits with coils subject to left-hand-rule and all that
> jazz... ?
>
>
> Thanks again. Happy Trails.
>
> ======================= Richards / K8JHR =========================
>
> On 2/6/2011 1:47 AM, Dr. Gerald N. Johnson wrote:
>> Near the feed point its mostly magnetic coupling, but at the outer ends
>> its mostly capacitive coupling. The fanning idea is more effective the
>> greater the spread out to at least 30 degrees fan angle. I'd shoot for
>> several feet, not one foot.
>>
>
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