Re: Topband: WD1-A as radials

2018-10-10 Thread F Z_Bruce

The new liquid tape works very well to keep moisture out of the ends.  It is 
sold under the name of "liquid tape", and also "Brush on" liquid tape.. It 
surrounds each wire strand  when applied generously.

73
Bruce-k1fz

 


On Wed, 10 Oct 2018 14:49:50 + (UTC), Eduardo Araujo via Topband  wrote:

 We has been using WD1-A since a few years, we split it in two and seal the 
remote end to minimize moisture or water entrance.
When the ground is under water (flooded) for some days, even being the plastic 
strong, it deteriorates faster.
If the terrain doesn't flood, it last some years
Regards to all Eddie, LU2DKT

On Wednesday, October 10, 2018, 10:34:10 AM GMT-3, Nathan Moreschi via 
Topband  wrote:  
 
  I've used it for radials with good success in the past. I have had some 
issues with it rusting as time progressed but nothing too bad.
And yes, it is very strong. I've used the twisted pair (doubled up) as guys for 
masts and small aluminum towers with light loads with no problems. 
73,
Nate/N4YDU
    On Wednesday, October 10, 2018, 9:24:12 AM EDT, Roger Parsons via Topband  
wrote:  
 
 I think that WD1-A would be perfect for on-ground radials. (Note that WD1-A is 
not twisted although WD-1 is.)
It lays very flat on the ground, the critters don't like it, and it is 
immensely strong. I always use crimp terminals but YMMV. I don't think it 
matters either way whether you use one or both wires - for Beverages I always 
use both wires but connected separately. That way I can use a simple ohmeter 
test to confirm that the whole length is continuous.

73 RogerVE3ZI
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Re: Topband: WD1-A as radials

2018-10-10 Thread Eduardo Araujo via Topband
 We has been using WD1-A since a few years, we split it in two and seal the 
remote end to minimize moisture or water entrance.
When the ground is under water (flooded) for some days, even being the plastic 
strong, it deteriorates faster.
If the terrain doesn't flood, it last some years
Regards to all Eddie, LU2DKT

On Wednesday, October 10, 2018, 10:34:10 AM GMT-3, Nathan Moreschi via 
Topband  wrote:  
 
  I've used it for radials with good success in the past. I have had some 
issues with it rusting as time progressed but nothing too bad.
And yes, it is very strong. I've used the twisted pair (doubled up) as guys for 
masts and small aluminum towers with light loads with no problems. 
73,
Nate/N4YDU
    On Wednesday, October 10, 2018, 9:24:12 AM EDT, Roger Parsons via Topband 
 wrote:  
 
 I think that WD1-A would be perfect for on-ground radials. (Note that WD1-A is 
not twisted although WD-1 is.)
It lays very flat on the ground, the critters don't like it, and it is 
immensely strong. I always use crimp terminals but YMMV. I don't think it 
matters either way whether you use one or both wires - for Beverages I always 
use both wires but connected separately. That way I can use a simple ohmeter 
test to confirm that the whole length is continuous.

73 RogerVE3ZI
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Re: Topband: WD1-A as radials

2018-10-10 Thread Nathan Moreschi via Topband
 I've used it for radials with good success in the past. I have had some issues 
with it rusting as time progressed but nothing too bad.
And yes, it is very strong. I've used the twisted pair (doubled up) as guys for 
masts and small aluminum towers with light loads with no problems. 
73,
Nate/N4YDU
On Wednesday, October 10, 2018, 9:24:12 AM EDT, Roger Parsons via Topband 
 wrote:  
 
 I think that WD1-A would be perfect for on-ground radials. (Note that WD1-A is 
not twisted although WD-1 is.)
It lays very flat on the ground, the critters don't like it, and it is 
immensely strong. I always use crimp terminals but YMMV. I don't think it 
matters either way whether you use one or both wires - for Beverages I always 
use both wires but connected separately. That way I can use a simple ohmeter 
test to confirm that the whole length is continuous.

73 RogerVE3ZI
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Topband: WD1-A as radials

2018-10-10 Thread Roger Parsons via Topband
I think that WD1-A would be perfect for on-ground radials. (Note that WD1-A is 
not twisted although WD-1 is.)
It lays very flat on the ground, the critters don't like it, and it is 
immensely strong. I always use crimp terminals but YMMV. I don't think it 
matters either way whether you use one or both wires - for Beverages I always 
use both wires but connected separately. That way I can use a simple ohmeter 
test to confirm that the whole length is continuous.

73 RogerVE3ZI
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Re: Topband: Beverage F/B using oscillator

2018-10-10 Thread Jose Orellana - EA7BJ
Hi, Rash.
You can look in the links that I put.
IV3PRK explains how to adjust (gain and F/B) in a BOG and an RBOG.
These explanations were very useful for me to improve my RX antennas.
Hope this can help you.

http://www.iv3prk.it/hc1pf-bog-2.htm

http://www.iv3prk.it/new-page.htm

73 EA7BJ, Jose.



IV3PRK Pierluigi "Luis" Mansutti (ex HC1PF)
The Reversible BOGs at HC1PF At last achieved my best solution with receiving 
antennas . After trying every kind of receiving antenna I came to the 
conclusion that the only one functioning in my environment was a Beverage on 
ground, outside of my wall and electric fence and far from the power lines but, 
after a few days of happiness, a bulldozer entered in that terrain and….no more 
BOGs.
www.iv3prk.it


[http://www.iv3prk.it/user/image/hc1pf-bog-2_archivos-image002.jpg]

IV3PRK Pierluigi "Luis" Mansutti (ex 
HC1PF)
The BOG’s at HC1PF. Finally getting them to work, and definitely the best, but 
what a sad epilogue! So, after the disappointing experiment with the horizontal 
loop, I decided to get out of my wall and try a Beverage on ground.
www.iv3prk.it




Enviado desde Outlook


De: Topband  en nombre de Ashraf Chaabane 

Enviado: martes, 9 de octubre de 2018 10:07
Para: topband@contesting.com
Asunto: Topband: Beverage F/B using oscillator

Hi All,

I used a 1.843 oscillator to check NA beverage F/B. The mesurements were
taken 160m away from each end of the antenna. Noise level was constant. I
had 4 dB difference between front and back signals.

Is that what I should expect? Is 1 wavelength distance enough to do this
experience?
This will be repeated with different terminations and I want to make sure
I'm doing it correctly. It will also be applied on the newly installed BOG
to determine optimum length.

Tnx and see you on the air!
--
Ash ~ 3V8SF
Topband: *http://www.kf5eyy.info/topband.htm
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Phone/SMS/Whatsapp: (+216) 22670026
Skype: kf5eyy
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Topband: WD1-A as radials

2018-10-10 Thread N4ZR
I have a lot more 2-conductor WD1-A than I will ever need.  I've been 
thinking I might use it as on-ground radials, but a friend has 
questioned whether twisted pair can be used for this.  I don't know the 
answer - I wonder if connecting the two conductors at each end would help?


--

73, Pete N4ZR
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