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Old Mar 10, 2010 | 02:03 PM
  #1  
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bigblue15
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Default CB Radio Questions

Hey guys,

so I'm kinda new to the whole CB scene, and I think it'd be sick to have one, and to also have a PA function with it. And as I said I'm new to CB's, and I've read reviews about some people not having a good enough antenna to support the SWR's (what in the world are those?) and it ended up frying the radio...so I was wondering if there's anyone out there, which I'm sure there is, with some CB knowledge and experience that can help me out here. I've been doin some research and the links below are the radio and the antenna I'm considering getting, so i was also wondering if those would be a good combo together? I would REALLY appreciate some feedback, thanks guys!

Radio-
http://www.amazon.com/Uniden-PC68-El.../ref=de_a_smtd

Antenna-
http://www.amazon.com/Cobra-Base-Loa.../ref=de_a_smtd
Old Mar 10, 2010 | 03:20 PM
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All I can say is I am sure a SWR is a Short Wave Radio.
Old Mar 10, 2010 | 07:10 PM
  #3  
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yea i kinda did some research and found that out lol, thanks man
Old Mar 10, 2010 | 09:16 PM
  #4  
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those are for truckers, and camaro's. just my .02
Old Mar 10, 2010 | 09:26 PM
  #5  
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bigblue15
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haha nah man having a cb would be sick!...a few of my friends have one and they enjoy theirs so i was just tryna get some more info, cuz they dont know everything about em lol
Old Mar 10, 2010 | 09:30 PM
  #6  
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the cb is good, had one, dont know about the antana
Old Mar 11, 2010 | 01:19 PM
  #7  
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What you want to do is get an SWR meter, then you can tune the antenna to match the CB and not burn it out.
Old Mar 11, 2010 | 01:24 PM
  #8  
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Originally Posted by BlueBloodedPony
All I can say is I am sure a SWR is a Short Wave Radio.
Um no..... SWR stands for Standing Wave Ratio. It is a power measurement of your radio, has nothing to do with Short Wave.
Old Mar 15, 2010 | 01:37 PM
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maybe a mustang audio forum isn't the best place to get these answers? As they said above a truck forum would definitly know and I also would not be suprised about a camaro forum
Old Mar 22, 2010 | 12:40 PM
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SWR stands for Standing Wave Ratio. It really doesn't have anything to do with power. SWR is a way of measuring impedance match between your antenna and you coax. You have 50 ohm coax, and most antennas are 52 ohms. You are trying to get your reading close to 1.1:1 SWR or 52 Ohms basically. This is accomplished by correct antenna length, and correct coax length. If the antenna also has poor ground, your SWR will be High. If the SWR is high, basically what happens is the output power returns to the radio as heat. So if you have say 4 watts going out, with a very high SWR, 2-3 watts may be coming back to the radio instead of being transmitted. NOT GOOD. You can also measure antenna match in reflected power, but SWR is easier. Many CB's nowadays have a built in SWR meter.



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