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Old April 14th 05, 12:19 PM
KC1DI
 
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Default coax

What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave

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Old April 14th 05, 12:53 PM
Jim
 
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Dave;
Using bury-Flex for maximum years before replacement due.
Great coax.
73-Jim

KC1DI wrote:
What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave


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Old April 14th 05, 12:53 PM
Jim
 
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Dave;
Using bury-Flex for maximum years before replacement due.
Great coax. The only and most important link between transmitter and
antenna.
73-Jim

KC1DI wrote:
What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave


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Old April 14th 05, 12:59 PM
Dennis Kaylor
 
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for what bands dave?
for HF RG213 would do you nicely
but if your doing VHF/UHF you really need a good coax like 9913F or
LMR400 they have a buryflex just dont recall the model number
keep in mind at VHF freqs 100 or more you really start to lose a lot of
RF with cheap coax
RG213 at 400mhz @100ft is more than 9db of loss which is a lot
good luck

KC1DI wrote:

What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave

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Old April 14th 05, 03:00 PM
Cecil Moore
 
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Dennis Kaylor wrote:
RG213 at 400mhz @100ft is more than 9db of loss which is a lot


With 200 ft. of RG-58 on 400 Mhz, one doesn't even
need an antenna. :-)
--
73, Cecil http://www.qsl.net/w5dxp


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Old April 14th 05, 05:08 PM
Dale Parfitt
 
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"Cecil Moore" wrote in message
...
Dennis Kaylor wrote:
RG213 at 400mhz @100ft is more than 9db of loss which is a lot


With 200 ft. of RG-58 on 400 Mhz, one doesn't even
need an antenna. :-)
--
73, Cecil http://www.qsl.net/w5dxp

Or a tuner.


Dale W4OP



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Old April 14th 05, 05:35 PM
Wes Stewart
 
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On Thu, 14 Apr 2005 10:59:19 GMT, Dennis Kaylor
wrote:

for what bands dave?
for HF RG213 would do you nicely
but if your doing VHF/UHF you really need a good coax like 9913F or
LMR400 they have a buryflex just dont recall the model number
keep in mind at VHF freqs 100 or more you really start to lose a lot of
RF with cheap coax
RG213 at 400mhz @100ft is more than 9db of loss which is a lot
good luck


Better check your numbers again. RG213 is more like 4.7 dB/100'
@400MHz
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Old April 14th 05, 07:08 PM
Dave Heil
 
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KC1DI wrote:

What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave


I used to bury RG-213. It'll last longer if you slide it into some
cheap garden hose before burying. Scrap and second hand hardline is a
better bet and is really long-lasting. I got some new scrap pieces of
over 100' of 1/2" Andrew for free and bought 200' of used 7/8" Andrew
hardline with connectors locally for $50. It replaced 1/2" stuff at
VHF/UHF. The difference is noticeable.

Check with your local broadcast stations and 2-way radio shops.

Dave Heil K8MN
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Old April 14th 05, 08:45 PM
KC1DI
 
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KC1DI wrote:
What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave

Thanks to all for your input, the installation will be for HF and
100watts or less so I've decided to go with some direct bury RG6 which I
can get from the Local cable company at a good price. Should work ok.
73 Dave
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Old April 14th 05, 09:19 PM
Roger Conroy
 
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"KC1DI" wrote in message
...
KC1DI wrote:
What type of coax are you using for direct burial ? I need to burry
about 100 feet to get to my new antenna and was wondering if it is
really worth the money to go with bury-flex.
your thought are appreciated.
73 Dave

Thanks to all for your input, the installation will be for HF and
100watts or less so I've decided to go with some direct bury RG6 which I
can get from the Local cable company at a good price. Should work ok.
73 Dave


IIRC RG6 is 75 Ohm!


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