CB Help

Discussion in 'CB Radio Forum' started by dodgeram440rt, Oct 11, 2015.

  1. rabbiporkchop

    rabbiporkchop Road Train Member

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    The antenna tuner wouldn't be of any use to the original poster unless the shop allowed him to keep it.
     
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  3. Bout Z

    Bout Z Light Load Member

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    so. ohio
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    Sounds like he was using an antenna analyzer. If so, he only needed to be connected to the antenna and not the radio.
    How is it working? Get any radio checks? Recieve seem to be working ok?
    That should answer your question, as long as everything seems to be working good, I'd say he set your antenna correctly.
     
  4. dodgeram440rt

    dodgeram440rt Heavy Load Member

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    Piqua, Ohio
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    When I asked the guy doing the tuning if he didn't need to tune it to the radio, he said you don't tune it to the radio but to the magnetic field of the truck. Don't know if the box was a tuner or analyzer or whatever. And I don't know what the readings on it were and wouldn't know what they meant if I did.

    The next question is how did it work. I don't know. I'm not thrilled. Not happy. I wanna be the Bandit telling the Snowman to out the hammer down. The Duke boys calling Uncle Jesse across Hazzarad County. I know that's all Hollywood and they weren't actually talking on the radios, but is that unrealistic?

    So, what is it doing now? Well, the tuner called fora radio check when he finished and the response sounded good, but then we were in a truck stop parking lot. And as I mentioned before, he said to keep the gain turned all the way up-to the right, and for best reception keep the squelch all the way down-to the left. My gain was already turned up, but of course with the squelch turned down its all static. I don't want to listen to static all day. So I turned it up some, just to the point where the static stops. Maybe I'm picking up a lot of long distance chatter, but it's broken, stuttering and staticky. Did hear some clear talk, but not much. And I didn't call for any radio checks myself, but will on Monday. I guess I could stop at another CB shop and get the swr's checked again, this time recording the numbers. My problem there is I don't know who is reputable and who is not. Btw, the shop that did this for me is the CB/chrome shop at the Flying J in Lake Station, IN.

    I'm coming to the reali that this is all I'm gonna get, that it doesn't matter what I do to my system, if that other driver doesn't have anything I'm not gonna hear him.
     
  5. Bout Z

    Bout Z Light Load Member

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    so. ohio
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    Dont give up!!!
    There's a lot of trial and error that goes along with this stuff. What works for one, may not always work for you. You just have to keep tryin till ya find what works. I wouldnt jump to conclusions until you know for sure...

    Keep in mind also, there may not be much radio activity goin on where you are. Some truckers dont have their radio on, or have it turned down, or are just too lazy to reach up and grab the mic to reply to a radio check! Or they may not run a cb at all! Activity varies day to day in a lot of places.

    The shop guy is right though, for max recieve, run your gain all the way right, your squelch all the way left. But as you said, all you here is static. What I do, find somewhere where there is no cb traffic, and all you have in your recieve is static. Look at the recieve signal on your cb's meter. Back the rf gain knob down until there is no, or very little, signal registering on the meter. This should eliminate most of the static. You can leave the squelch all the way left, or you may have to bump it just a little. For example, my rf gain is usually set between 1-4 oclock, my squelch is usually off-9 oclock. Dont do this around power lines, or anything that produces "extra" static into your radio. Also, if you have a noise blanker switch, (N/B....ANL) keep these on.
    This is the method I prefer compared to the rf gain all the way up, and adjusting the static out with the squelch.

    Best advice I can give, is to read up on this stuff. Find out how and why radios and antennas work the way they do. Arm yourself with knowledge, that way you'll know when to call bs on some truck stop cb hack! Google is your friend...
     
    rabbiporkchop Thanks this.
  6. mike5511

    mike5511 Road Train Member

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    I'll bet he did you right. I'm never satisfied with a "radio check" until I get a buddy to check it with. At least you know he is where he says he is when you ask him. You can also run the dial and find somebody on a base station when you are running at night and ask for a check. Ask if he'll help you check it and get several checks as you travel away from him. A radio check with an "unknown" mobile doesn't really tell you much.
     
    SleepysRose Thanks this.
  7. rabbiporkchop

    rabbiporkchop Road Train Member

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    It's only realistic for two radios to hear each other from 30 miles away Mobile to Mobile at 4 watts if those two radios were tuned at Fine Tune CB Shop because how far you transmit is determined by how low the noise floor in the other guys receiver is.
    I only know of two different guys in the country that can drop the noise floor in a receiver down as low as -125db. Unless both radios in a conversation have a noise floor that low, those two radios will not be able to communicate back and forth at that distance at that power level . That is why it is so critical to choose a technician wisely to get the most value for your money.
     
    Last edited: Dec 14, 2015
    Reason for edit: -125db
  8. dodgeram440rt

    dodgeram440rt Heavy Load Member

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    Piqua, Ohio
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    That's just it...I'm not interested in talking to someone 30 miles away. I'm not really a talkative person and I rarely have actual conversations on the radio. I want to be able to hear those who are close to me, the traffic warnings and stuff like that. It's annoying as h3ll to hear someone ask about why the traffic is backed up and what lane we may need and not hear the response he gets.
     
  9. rabbiporkchop

    rabbiporkchop Road Train Member

    9,678
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    Feb 9, 2012
    Wapwallopen, Pa
    0
    You should be able to talk and hear about 5 to 10 miles with a stock radio out of a tractor trailer and if it's out of a car with an antenna in the middle of the roof you can add another 5 to 10 miles on top of that with a stock radio. Keep in mind most people have crappy receiver sensitivity and most people don't have a clue about how to operate their radios and drive down the highway with the squelch knob crank all the way up and they can't figure out why they are unable to hear anything but as long as someone knows how to operate their rado properly they should be able to hear you a minimum of 5 miles out of any vehicle and if they don't hear you then you could possibly have some antenna problems. If you'd like to test it out you can wait until you talk to another driver that's going the opposite direction from a fuel stop and tell him to turn his squelch all the way down and as you drive in opposite directions keep talking to each other to figure out your distance. The reason you hear so much static in your receive is because the technician that did your peak and tune does not know how to align a receiver and drop the noise floor and based upon that I suspect he probably damaged your transmitter section as well or misaligned it to be more precise which would decrease the performance of it. Most stock radios right out of the box will transmit 3x further than one that has been modified by 99% of the radio technicians out there. There's probably about 300 radio shops around the country and there's only about 7 or 8 that employ a technician with any formal training. Out of the 7 or 8 with formal training only two of them can drop the noise floor on a transceiver down to
    -125 DB and between those two different technicians only one of them has consistently perfect audio. And If we knew the shop that did the work on your radio we would probably be able to figure out if that was the problem you are experiencing now that your antenna situation seems to be much better. When your radio was brand new you could have saved yourself some money by not letting anyone touch your radio and focusing on the antenna problem and I guarantee that would have been the solution from the very beginning.
     
    Last edited: Dec 14, 2015
    Reason for edit: a minimum of 5 miles out of any vehicle regardless of circumstances
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