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Old January 5th 04, 06:40 PM
Murray Green, K3BEQ
 
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Default Cell Wave Query


Can any of you antenna pros out there tell me what would be the
expected life span for a Cell Wave 4 element vertical dipole? Do not
have the model number but the cost was close to $600 when purchased.
The antenna is cut for 2 meters. Realize that a number of factors
can be involved such as weather conditions, area installed etc. In this
case it is up 80' off ground level and 300' above sea level just outside
of WashDC.

Second question. I recognize that Cellwave has an excellent reputation.
Are there any other antenna companies that may compare or exceed
Cellwave antenna products in performance and durability?

Thanks.
73 Murray, K3BEQ
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Old January 6th 04, 02:13 AM
Ed G.
 
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Can any of you antenna pros out there tell me what would be the
expected life span for a Cell Wave 4 element vertical dipole?


1. Its "Celwave", not "Cell Wave". (Search also "RFS Celwave")

2. Celwave was formerly Phelps Dodge.

3. The model you want for 2 meters is the PD340-3.

4. A properly installed antenna with properly installed and sealed
feedlines will probably last longer than you.


Second question. I recognize that Cellwave has an excellent reputation.
Are there any other antenna companies that may compare or exceed
Cellwave antenna products in performance and durability?


Other comparable manufacturer are Andrew, Sinclair, and Decibel
Products. Quality is comparable amongst all.


Ed WB6SAT
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Old January 6th 04, 11:45 PM
Murray Green, K3BEQ
 
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Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.

"Ed G." wrote:

Can any of you antenna pros out there tell me what would be the
expected life span for a Cell Wave 4 element vertical dipole?


1. Its "Celwave", not "Cell Wave". (Search also "RFS Celwave")

2. Celwave was formerly Phelps Dodge.

3. The model you want for 2 meters is the PD340-3.

4. A properly installed antenna with properly installed and sealed
feedlines will probably last longer than you.

Second question. I recognize that Cellwave has an excellent reputation.
Are there any other antenna companies that may compare or exceed
Cellwave antenna products in performance and durability?


Other comparable manufacturer are Andrew, Sinclair, and Decibel
Products. Quality is comparable amongst all.

Ed WB6SAT

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Old January 7th 04, 02:18 AM
Ed G.
 
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Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.


Heh heh, well maybe you sounded "decrepit" to me in your original
posting? Anyway, the 15-20 figure is good. If you use heliax, seal the
hell properly out of all connectors, and mount the antenna and heliax very
firmly, those no reason other than extremes of nature (lightning,
huricane, etc,) to prevent it from lasting longer.



Ed
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Old January 7th 04, 03:57 PM
Murray Green, K3BEQ
 
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Default



**Still hanging in there at almost 73. Agree on the sealing. Club has
a perfectionist who does electronics on boats and is a stickler on
doing things right, especially sealing. Again, thank you.
73 Murray, K3BEQ
=======================

"Ed G." wrote:


Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.


Heh heh, well maybe you sounded "decrepit" to me in your original
posting? Anyway, the 15-20 figure is good. If you use heliax, seal the
hell properly out of all connectors, and mount the antenna and heliax very
firmly, those no reason other than extremes of nature (lightning,
huricane, etc,) to prevent it from lasting longer.

Ed



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Old January 7th 04, 03:57 PM
Murray Green, K3BEQ
 
Posts: n/a
Default



**Still hanging in there at almost 73. Agree on the sealing. Club has
a perfectionist who does electronics on boats and is a stickler on
doing things right, especially sealing. Again, thank you.
73 Murray, K3BEQ
=======================

"Ed G." wrote:


Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.


Heh heh, well maybe you sounded "decrepit" to me in your original
posting? Anyway, the 15-20 figure is good. If you use heliax, seal the
hell properly out of all connectors, and mount the antenna and heliax very
firmly, those no reason other than extremes of nature (lightning,
huricane, etc,) to prevent it from lasting longer.

Ed

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Old January 7th 04, 02:18 AM
Ed G.
 
Posts: n/a
Default




Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.


Heh heh, well maybe you sounded "decrepit" to me in your original
posting? Anyway, the 15-20 figure is good. If you use heliax, seal the
hell properly out of all connectors, and mount the antenna and heliax very
firmly, those no reason other than extremes of nature (lightning,
huricane, etc,) to prevent it from lasting longer.



Ed
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Old January 8th 04, 12:31 AM
Crazy George
 
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Default

Murray:

Don't be too hasty. I have a DB-410 with a set of DB-224 elements
interlaced and a 6 meter "J" out the top which has been up at this location
on a 100' tower since 1986, and was installed at another location for well
over 10 years before that. I admit we have little icing, and the highest
winds have been 85 MPH, but the performance has not degraded to a degree
measurable by range loss.

On the other hand, a better example might be my pre-WW2 Workshop brand beam.
Lets see, 2004 minus 1940 = 64. Check back in 6 years.

--
W5VPQ
Crazy George
Remove N O and S P A M imbedded in return address
"Murray Green, K3BEQ" wrote in message
...

Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.




  #9   Report Post  
Old January 8th 04, 12:31 AM
Crazy George
 
Posts: n/a
Default

Murray:

Don't be too hasty. I have a DB-410 with a set of DB-224 elements
interlaced and a 6 meter "J" out the top which has been up at this location
on a 100' tower since 1986, and was installed at another location for well
over 10 years before that. I admit we have little icing, and the highest
winds have been 85 MPH, but the performance has not degraded to a degree
measurable by range loss.

On the other hand, a better example might be my pre-WW2 Workshop brand beam.
Lets see, 2004 minus 1940 = 64. Check back in 6 years.

--
W5VPQ
Crazy George
Remove N O and S P A M imbedded in return address
"Murray Green, K3BEQ" wrote in message
...

Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.




  #10   Report Post  
Old January 6th 04, 11:46 PM
Murray Green, K3BEQ
 
Posts: n/a
Default


Thank you, however, I doubt very seriously any antenna is going to
last over 70 years. But appreciate your input. Best estimate I
received from those in the business of installing the antennas is
in the area of 15-20 years.

"Ed G." wrote:

Can any of you antenna pros out there tell me what would be the
expected life span for a Cell Wave 4 element vertical dipole?


1. Its "Celwave", not "Cell Wave". (Search also "RFS Celwave")

2. Celwave was formerly Phelps Dodge.

3. The model you want for 2 meters is the PD340-3.

4. A properly installed antenna with properly installed and sealed
feedlines will probably last longer than you.

Second question. I recognize that Cellwave has an excellent reputation.
Are there any other antenna companies that may compare or exceed
Cellwave antenna products in performance and durability?


Other comparable manufacturer are Andrew, Sinclair, and Decibel
Products. Quality is comparable amongst all.

Ed WB6SAT



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