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Old June 15th 12, 08:23 PM posted to rec.radio.amateur.antenna
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Default loop antennas

On 6/15/2012 1:39 PM, W5DXP wrote:
On Friday, June 15, 2012 2:44:39 AM UTC-5, Szczepan Bialek wrote:
Radio waves and light are the oscillatory flow of electrons (L. Lorenz
1869).


Lorenz (and all other physicists and mathematicians) were obviously ignorant of photons in those days. Here is what a more knowledgeable physicist has said more than a century later:

Quoted from: "The Strange Theory of Light and Matter", (c)1985, by Richard P. Feynman

"So now, I present to you the three basic actions, from which all the phenomena of light and electrons arise:

-Action #1: A photon goes from place to place.
-Action #2: An electron goes from place to place.
-Action #3: An electron emits or absorbs a photon."

When Feynman says "light", he is including RF. Photons travel at the speed of light in the medium which is impossible for electrons which possess rest mass. There are no electrons in a pure vacuum, yet light and radio waves pass through it at the speed of light with no problem.

Following your "logic", why go back to 1869? Why not question the periodic table of elements because a few millennia ago, men of science asserted that there are four elements: earth, air, fire, and water. So why not adopt the four element argument as well?
--
73, Cecil, w5dxp.com


Cecil,

I think our Polish friend here is just a troll trying to get attention.

It is a complete waste of time reading his posts, just put him on your
kill list.

In the end for almost all amateur radio operators it does not matter one
wit how an antenna works. It most certainly matters if it works and how
well.

I have used a 75 meter loop antenna here where I live for the past 5
years. It works very well. I live right in town on a lot surrounded by
other homes. I started with a dipole but was advised that a loop would
hear less noise. It turned out to be quite true. I am now a convert to
the loop antenna. Have no idea of the physics of how it works, but it
sure does work well on bands between 75 and 20 meters. It actually seems
to work best on 40 meters.

I don't care about electrons or the names of past pioneers in radio. I
mean no offence to them, I just have moved on since being a child
studying radio.

Michael


 
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