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Old March 9th 08, 06:27 PM posted to rec.audio.opinion,rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

Radioguy wrote:
On Mar 6, 8:12 pm, "James" no wrote:
Who makes a good outdoor, omni-directional fm antenna ?

I prefer to use RG6 as the lead in, and I definitely need an
omni-directional antenna.

Radio Shack used to make a dual element, folded dipole outside fm antenna,
but I don't find it on their website.

Thanks for any tips !!

James


Wouldn't the best omni-directional antenna simply be a whip? All the
others I can think of are going to be steerable.


A whip or a open ring, depending on polarization. Or maybe an Andrew V.
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Old March 9th 08, 08:28 PM posted to rec.audio.opinion,rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

"dave" wrote in message

Radioguy wrote:
On Mar 6, 8:12 pm, "James" no wrote:
Who makes a good outdoor, omni-directional fm antenna ?

I prefer to use RG6 as the lead in, and I definitely
need an omni-directional antenna.

Radio Shack used to make a dual element, folded dipole
outside fm antenna, but I don't find it on their
website. Thanks for any tips !!

James


Wouldn't the best omni-directional antenna simply be a
whip? All the others I can think of are going to be
steerable.


A whip or a open ring, depending on polarization. Or
maybe an Andrew V.


Problem with whips is that they have vertical polarization. FM is always
transmitted with a strong horizontal component, the vertical component is
optional.


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Old March 9th 08, 08:42 PM posted to rec.audio.opinion,rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?


"Arny Krueger" wrote in message
. ..

Problem with whips is that they have vertical polarization. FM is always
transmitted with a strong horizontal component, the vertical component is
optional.


Not true. FM is transmitted almost universally as circular polarization.
This has been so for at least a couple decades now.



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Old March 9th 08, 11:01 PM posted to rec.audio.opinion,rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

On Mar 9, 1:42*pm, "Brenda Ann" wrote:
"Arny Krueger" wrote in message

. ..



- - Problem with whips is that they have vertical polarization.
- - FM is always transmitted with a strong horizontal
- - component, the vertical component is optional.

- Not true. FM is transmitted almost universally as
- circular polarization. This has been so for at least
- a couple decades now.

IIRC - Initially like TV the Horizontal Polarization scheme
was great for the Visual Line-of-Sight broadcasting from
the TV Station's Tower to Home TV and FM Radio.

But FM Radios problem was the Automobile and getting
a good quality FM Radio signal to the Cars and Trucks
which 99.73% of the time had Vertical Whip Antennas.

Circular Polarization allowed FM Radio to be broadcasted
equally well to both Home and Automobile; plus Circular
Polarization did help to eliminate some Multi-path problems.

sort of kind a right - to my ways of think ~ RHF
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Old March 10th 08, 03:17 AM posted to rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

I ought to stop holding up and shaking that old white T shirt like that
and making ghostly noises.Doggy thinks it's a real ghost.
cuhulin, the Ghost



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Old March 10th 08, 01:15 PM posted to rec.audio.opinion,rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

On 9 Mar, 16:42, "Brenda Ann" wrote:
"Arny Krueger" wrote in message

. ..



Problem with whips is that they have vertical polarization. FM is always
transmitted with a strong horizontal component, the vertical component is
optional.


Not true. FM is transmitted almost universally as circular polarization.
This has been so for at least a couple decades now.


Warning
Arny does not like women who know more than him.
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Old March 10th 08, 02:35 PM posted to rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

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Old March 10th 08, 01:10 PM posted to rec.audio.opinion,rec.radio.shortwave
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Default Good outdoor omni-directional fm antenna ?

Arny Krueger wrote:


Problem with whips is that they have vertical polarization. FM is always
transmitted with a strong horizontal component, the vertical component is
optional.



Not always. There are FM stations with no horizontal pol at all, due to
spacing considerations with TV channel 6.
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