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Old January 11th 09, 06:22 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?


"Art Unwin" wrote in message
...

Nope
You have the solution in your own hands where you have total control
if you are able to use a antenna computer program.Many on this group
have an aversion to computers and thus rely on other means which puts
control
in book authors. If you have a similar aversion thats O.K.


yeah, right... i am an author, and i also use computers, where does that put
me? EVERYONE on this group must use a computer... kind of hard to use
newsgroups like this without a computer.

For those who can use a computer they can determine for themselves if
antenna programs can be trusted or not.


no they can't... not unless they have a sophisticated test setup to do fill
size models and measurements to compare predicted with actual results. YOU
don't even have that art, so how can you be so sure that the programs are
doing what you think they are doing?


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Old January 11th 09, 07:24 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?

On Jan 11, 12:22*pm, "Dave" wrote:
"Art Unwin" wrote in message

...

Nope
You have the solution in your own hands where you have total control
if you are able to use a antenna computer program.Many on this group
have an aversion to computers and thus rely on other means which puts
control
in book authors. *If you have a similar aversion thats O.K.


yeah, right... i am an author, and i also use computers, where does that put
me? *EVERYONE on this group must use a computer... kind of hard to use
newsgroups like this without a computer.

For those who can use a computer they can determine for themselves if
antenna programs can be trusted or not.


no they can't... not unless they have a sophisticated test setup to do fill
size models and measurements to compare predicted with actual results. *YOU
don't even have that art, so how can you be so sure that the programs are
doing what you think they are doing?


Very good. But Richard Harrison does not have a computer thus he
relies on books.
I'd venture to say that many have books as well as computers but have
not used the canned antenna programs. After all cobol, basic, extra
basic, fortran e.t.c are outside of their sphere!
With that aside your answer questions the veracity of antenna computer
programs
in the hands of the average ham. That may or may not be true
But the members of this group percieve themselves as experts with
respect to antennas and I have no doubt that all will arrive at the
correct answer individually and that includes yourself
As for being sure of the result obtained no one can arrive at the
correctness unless they themselves revert to first principles to
determine the confines of what is acceptable.
On the other hand one can rely on the fact that the approximations
provided by computers aligns with your own experiences. Either way to
find the solution is totally in your hands, your own choice
in how to determine the veracity of antenna computer programs without
placing trust in unknowing
hands.
Is that clear and technical enough for you or has your descision on
antenna programs already been made and irreversable?
Art
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Old January 11th 09, 08:03 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?


"Art Unwin" wrote in message
...
On Jan 11, 12:22 pm, "Dave" wrote:
Very good. But Richard Harrison does not have a computer thus he
relies on books.


he sure posts a lot for someone who doesn't have a computer!

I'd venture to say that many have books as well as computers but have
not used the canned antenna programs. After all cobol, basic, extra
basic, fortran e.t.c are outside of their sphere!


so which language have you written your program in?

With that aside your answer questions the veracity of antenna computer
programs in the hands of the average ham.


no, i question the use of it by those who have no idea what is a reasonable
answer. such as yourself.

Is that clear and technical enough for you or has your descision on
antenna programs already been made and irreversable?


you said nothing that was useful or technical. and the only irreversible
decision I have made is that you are full of bull... sometimes entertaining,
but still full of bull. now come on, we need something new and wild, like
how about your magical levitating diamagnetic neutrinos somehow morphing
into photons when they get levitated by the faraday anti-eddy currents in
the diamagnetic antenna element?? but then again you have never addressed
how my ferromagnetic elements work without any of your magical neutrinos
sitting on them.


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Old January 11th 09, 09:24 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?

On Jan 11, 2:03*pm, "Dave" wrote:
"Art Unwin" wrote in message

...
On Jan 11, 12:22 pm, "Dave" wrote:

Very good. But Richard Harrison does not have a computer thus he
relies on books.


he sure posts a lot for someone who doesn't have a computer!

I'd venture to say that many have books as well as computers but have
not used the canned antenna programs. After all cobol, basic, extra
basic, fortran e.t.c are outside of their sphere!


so which language have you written your program in?

With that aside your answer questions the veracity of antenna computer
programs in the hands of the average ham.


no, i question the use of it by those who have no idea what is a reasonable
answer. *such as yourself.

Is that clear and technical enough for you or has your descision on
antenna programs already been made and irreversable?


you said nothing that was useful or technical. *and the only irreversible
decision I have made is that you are full of bull... sometimes entertaining,
but still full of bull. *now come on, we need something new and wild, like
how about your magical levitating diamagnetic neutrinos somehow morphing
into photons when they get levitated by the faraday anti-eddy currents in
the diamagnetic antenna element?? *but then again you have never addressed
how my ferromagnetic elements work without any of your magical neutrinos
sitting on them.


Ferro magnetic is just a word but salvagers use the difference
compared to diamagnetic when sorting materials. The diagmagnetic
material levitate higher and in a different direction to
ferromagnetic. The same difference is also used to sort dielectric and
other materials
To understand the implications of this standard operation do the
research in your books or in the
net. You have total control on the subject. Same goes for anti eddy
currents what ever they are.

David while you sit on your arse doing nothing but talk you now have a
person
who has got off his duff to provide for your angst for technical
matter thus widening your sphere of critisism. Sit back and carry on
with your drinking and contemplate what is about to come and how it
could then effect arrays so you become ahead of all in your wisdom.

Art
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Old January 11th 09, 10:39 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?

Art wrote:
"But Richard Harrison does not have a computer thus he relies on books."

Richard relies on books because it is more effective and efficient than
experiencing everything for himself.

Best regards, Richard Harrison, KB5WZI



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Old January 11th 09, 11:05 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?

On Jan 11, 4:39*pm, Richard Harrison wrote:

Richard (H) relies on books because it is more effective and efficient
than experiencing everything for himself.


A good observation.

How many modern research labs repeated the work that led to the
fundamental laws of physics in use today before they undertook the
design of new systems and products? (Answer = Zero.)

Art Unwin: have you verified for yourself by mathematics and
experiment the "first principles" originating with the "masters" you
like to refer to here?

If not, why, by your posts do you expect others on r.r.a.a. to have
done so?

RF
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Old January 11th 09, 11:17 PM posted to rec.radio.amateur.antenna
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Default Does NEC-2 model wires as solid or hollow?

On Jan 11, 5:05*pm, Richard Fry wrote:
On Jan 11, 4:39*pm, Richard Harrison wrote:

Richard (H) relies on books because it is more effective and efficient
than experiencing everything for himself.


A good observation.

How many modern research labs repeated the work that led to the
fundamental laws of physics in use today before they undertook the
design of new systems and products? *(Answer = Zero.)

Art Unwin: have you verified for yourself by mathematics and
experiment the "first principles" originating with the "masters" you
like to refer to here?

If not, why, by your posts do you expect others on r.r.a.a. to have
done so?

RF


Oh my you are retreating already! I gave up the mathematical aproach
as you know
in favor of the question are computer programs relistically based on
Maxwells laws
And we are basing what the books say versus what the computer programs
say.
So now we await for somebody else to be the patsy for the group
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