Cascadia Antenna Solutions

Discussion in 'CB Radio Forum' started by mike5511, Apr 30, 2014.

  1. craig_sez

    craig_sez Road Train Member

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    Well how is it the pole worked(not the greatest)before and now its not gonna..Dont understand..Everything is all hooked up basically the same..Only diff really is that i moved the coil over fron an extention comming off the pole to being directly on the pole..Still gonna attach coax to ant stud the same way..
     
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  3. volvo244t

    volvo244t Road Train Member

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    Because before, the pole was just a pole, the antenna was mounted (and fed) way up on it, and insulated from it.

    Now, as you explained in the video, the pole will in essence be the shaft on the antenna - i.e. a part of it.
     
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  4. wolverine11

    wolverine11 Road Train Member

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    Dont worry about tuning it from what everyone is saying the swr isnt important anymore, guess all these companies that produce swr meters should cease production immediately.
     
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  5. Dirtymartini15x

    Dirtymartini15x Light Load Member

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    SWR will always be important for your equipment to function as intended, however to radiate your signal effectively you need to get your antenna tuned to resonance. Which means finding the spot with the closest ohm vs reactance readings. Sometimes this reading is at a higher SWR than what we all would consider nominal.
     
  6. wolverine11

    wolverine11 Road Train Member

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    So if you get your antenna tuned to resonance and your swr is 2.4 to 1 you are going to lose 17% of rf power according to the swr power loss % chart.
     
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  7. Dirtymartini15x

    Dirtymartini15x Light Load Member

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    Technically yes, but I've never had a swr higher than 1.6:1 at resonance.
     
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  8. wolverine11

    wolverine11 Road Train Member

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    Ok so in the real world my hypothetical example would probably not happen.
     
  9. Dirtymartini15x

    Dirtymartini15x Light Load Member

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    Not unless its a poorly designed antenna or you are using an antenna on a band it wasnt designed for.

    My browning br-78 on my big truck is resonant on channel 19 with an swr of 1.5:1. I get out great and have no problem talking 30 plus miles if the channel is quiet on the receivers end.
     
  10. wolverine11

    wolverine11 Road Train Member

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    Thanks for clarifying.
     
  11. rabbiporkchop

    rabbiporkchop Road Train Member

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    Ground and feed Point must be separated at all times from each other yet be close to each other.
    DC resistance should be infinite between ground and feed point.
    Don't forget this....
    [​IMG]
     
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