Coax question for Base station

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Super60
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Coax question for Base station

#409120

Post by Super60 »

Hey guys,
I have presently a horizontal dipole at my base station and run 50 feet of Jefa Tech 213 U.
I have on order a Procomm Proton pt99 antenna to try out my first vertical antenna ever on my Newbie base station and plan on a switch to pick which antenna is best at any particular time. I will need 75 feet and was considering again using the 213 U but the price is about 100 bucks which is fine but I see 75 feet of RG8X on a popular CB site for 59 bucks. I don't know if I can mention them here or not so I won't. They say it is premium quality and their top of the line bla bla bla fine. I did some research and get confused with all the different brands of USA made or crappy offshore or supposedly good offshore brands, imitations etc. My setup if that matters is modest with a smiled on Galaxy 949 ,RM Italy KL-503 non HD,each with their own power supplies. Is 213U overkill and would the RG8X work just as well at 75 feet?
Most of the cable will be inside the garage if that matters. Any recommendations would be appreciated.
73's and thanks

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Re: Coax question for Base station

#409121

Post by Bombero »

Hey..

213U is great and I’ve used RG8X on a lot of application, but I’ve upgraded over the years and use LMR400 exclusively.

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Re: Coax question for Base station

#409124

Post by Super60 »

Thanks for the reply. Would you say then the RG8X wasn't noticeably worse than the better coax you have used?

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Re: Coax question for Base station

#409126

Post by Bombero »

Hey..

RG8X was my ‘go to’ coax.

Modified RCI 2950 getting out about 27 watts.

I’ve talked as far as Norway, Finland, and Germany.

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Re: Coax question for Base station

#409127

Post by Super60 »

Got it thank you

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Re: Coax question for Base station

#409148

Post by MDYoungblood »

Check out the prices on eBay, ARP, Belden, Columbia, Commscope, these are USA manufacturers but good quality coax is not cheap. Anything over 100ft I use a LMR400 type coax, RG213flex on anything shorter.

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Re: Coax question for Base station

#409153

Post by Super60 »

Thanks MD

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Re: Coax question for Base station

#409391

Post by wa380 »

I would go the LMR400 as a go to coax I use the RG8X for portable HF station its ok for that.

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Re: Coax question for Base station

#409514

Post by Super60 »

Thanks!

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Re: Coax question for Base station

#409541

Post by 443 Arizona »

the thing you want to look at is the amount(percentage) of sheilding, as well as overall quality,
i put up RG8? over 30 years ago and it is still working,

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Re: Coax question for Base station

#409543

Post by Super60 »

Thankyou. That is impressive!

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Re: Coax question for Base station

#410108

Post by wgrebel »

Super60 wrote: June 22nd, 2022, 9:28 am Hey guys,
I have presently a horizontal dipole at my base station and run 50 feet of Jefa Tech 213 U.
I have on order a Procomm Proton pt99 antenna to try out my first vertical antenna ever on my Newbie base station and plan on a switch to pick which antenna is best at any particular time. I will need 75 feet and was considering again using the 213 U but the price is about 100 bucks which is fine but I see 75 feet of RG8X on a popular CB site for 59 bucks. I don't know if I can mention them here or not so I won't. They say it is premium quality and their top of the line bla bla bla fine. I did some research and get confused with all the different brands of USA made or crappy offshore or supposedly good offshore brands, imitations etc. My setup if that matters is modest with a smiled on Galaxy 949 ,RM Italy KL-503 non HD,each with their own power supplies. Is 213U overkill and would the RG8X work just as well at 75 feet?
Most of the cable will be inside the garage if that matters. Any recommendations would be appreciated.
73's and t

U are leaving out another choice, it is RG-8 or RG-8/U.. It is larger than 8x but should cost less than 213..
Do a google search for Coax Loss Chart.. Good Luck..
73, W.G.

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Re: Coax question for Base station

#410510

Post by Super60 »

Thanks!!

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Re: Coax question for Base station

#410534

Post by Wencyslaus »

Is the wider the diameter of coax the better for receiving stringer signal strength readings on a CB radio in a base station setup?

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Re: Coax question for Base station

#410538

Post by wgrebel »

In general it is yes; the distance between the center conductor
and the outer conductor has less loss, but the materials the coax
is made of has to be factored in.. W.G.

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Re: Coax question for Base station

#410552

Post by 443 Arizona »

"ladder line" is another type , :idea: unlike coaxial , that can be used, is cheaper, and can solve some problems, and cause others :shock: :roll: ,there is a bit of science involved and then there is a trick , called a "balen" , which is created by looping the coax several times usually at the base of the antenna. (sounds like you have extra coax) :?: you can also cut it, but be leary of the SWR and wavelength theories.
all this helps with SWR, which is the culprit that effects good signals. :eek: :( :( ;) :-)

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Re: Coax question for Base station

#410649

Post by Swanman »

For HF, 213 is fine but for the price it's overkill, unless you're running at least a KW. Where I work, we used RG8X for runs up to 100' because the difference in performance is not worth the added cost for 213. Also mentioned was good ole RG8, also a good choice if cost is a concern.

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Re: Coax question for Base station

#410650

Post by Super60 »

Good advice thanks.

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