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Old 02-26-2006, 02:24 PM   #1
greenbuttskunk
 
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Default broken antenna? Will it still work?

My "guest" on my boat this weekend managed to snap my shakespeare antenna in half. The cable is fine, the the glass is broken. I wonder if I can just throw a glass split over it, or will it cause some kind of interference or give me weaker reception? Anyone know for sure?
thanks,
GBS
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Old 02-26-2006, 03:07 PM   #2
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Default Re: broken antenna? Will it still work?

Depends on the antenna - shot me the model number and a pic of the antenna where it is broken - I just broke one yesterday - I elected to replace the antenna. After doing the post mortum it would have been fine if I had splinted it - just ugly.

All the fiberglass does is protect the inside from weather mainly rain.

How'd they manage to do that - I forgot to put mine down and backed it into the garage over hand and bowed and jamed it like a knuckle
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Old 02-26-2006, 03:56 PM   #3
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Default Re: broken antenna? Will it still work?

it lays across the gunwhale in the down position, and my buddy was hauling up a very full crab pot and snagged it somehow, but before I could yell, he just yanked the pot over into the boat. Snapola!
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Old 02-26-2006, 05:58 PM   #4
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Default Re: broken antenna? Will it still work?

My icom 402 manual had a warning about potential radio damage from transmit without an antenna. I'd guess that doesn't apply to broken antenna, but maybe it does?
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Old 02-26-2006, 06:08 PM   #5
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Default Re: broken antenna? Will it still work?

if the antenna is that badly "broken", I would advise you to replace it, at least have the SWR checked. Using your radio without a antenna match will do your radio finals in.Then it won' t transmit.
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Old 02-26-2006, 08:47 PM   #6
lostpuppy
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Default Re: broken antenna? Will it still work?

You need to replace it. It will not work very well, if at all. You could also fry the trasmit amp in the radio. It would cost you a lot more than a new antenna.
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Old 02-27-2006, 08:19 AM   #7
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Default Re: broken antenna? Will it still work?

GBS when we get together on the crab pot we can talk antennas. It really does depend on which model you have - yes transmitting without an antenna connected to the radio or an antenna that doesn't match the output of the radio (within reason) is a bad thing. However, depending on which antenna you have will govern whether the antenna will still work. For instance - Shakespeare Galaxy antennas use a sold brass or silver plated brass pipe to form their antenna elements - while they do have a piece of wire that goes further up the antenna it is usually constructed from the center conductor of marine coax - glad to show you the inerds of my Digital Antenna I broke.

If you have a lower end Shakespear like the 5206, the entire antenna element is made from flexible coax instead of pipe and uses a small matching stub to balance the antenna.

One more time the white fiberglass is not an electrical component of the antenna it is merely a radom that is transparent to the antenna - or simply a support/weather resistant structure.

Maybe we should just meet at where you boat is, I'll drag my SWR meter along and we can check it - do not let it get wet inside that radom - wet coax stays that way.

In the grad scheme of things - if it was my life depending on that antenna I would replace it and not risk it - antennas are cheap. If you do replace it Shakespeare Galaxy series or Digital Antenna 500 Series - yes more money, but they are better antennas (unless you mistreat one like I did :grin

Edited to be easier to read
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Old 02-27-2006, 08:24 AM   #8
greenbuttskunk
 
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Default Re: broken antenna? Will it still work?

stikfish,
was that english you just wrote? :grin:
I kinds get what you are saying though. I beleive it's the lower end shakespeare antenna. Just glass, and the flexible coax cable inside. The boat is at the beach unfortunately, but I appreciate the offer anyway.
See ya soon on the pot.
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Old 02-27-2006, 08:53 AM   #9
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Default Re: broken antenna? Will it still work?

Quote:
See ya soon on the pot.
Wow, you guys are really into sharing, huh?

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Old 02-27-2006, 09:16 AM   #10
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Default Re: broken antenna? Will it still work?

Sorry, I edited it a little to improve readability - darn radio dweebs - My BAD

Crab Pot - there Tag - sorry its not more juicy than that!
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Old 02-27-2006, 03:36 PM   #11
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Default Re: broken antenna? Will it still work?

tag!
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