Linear Amp Question

Discussion in 'CB Radio Forum' started by clantonman1983, Nov 9, 2009.

  1. kwray

    kwray Medium Load Member

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    WAtch out 4 Gadfly He Cant help Himself..I love your vanity call sign. :biggrin_25520:
    You must be psychic or something....
     
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  3. WA4GCH

    WA4GCH Road Train Member

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    Aug 12, 2009
    Seminole Florida
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    STRANGLY .....

    The call was radum and I have had it since 1973

    Gadfly chears up my days when I get to the jail radio shop at 5 AM you just never know what is going to be his subject for the day ....
     

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  4. -=PEAKABOO=-

    -=PEAKABOO=- Bobtail Member

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    Dec 1, 2009
    DFW Texas
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    I guess that gave him a "toaster" burn :biggrin_25519:
     
  5. moreaujeremy

    moreaujeremy Bobtail Member

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    Man i have more radio then i know how to use i do wish i knew more about this #####.I have a galaxyDX99V and have no clue what you guys are talking about with the spallter.Skipshooting or anything else.Wish i did give it to me in ###### terms if you can maybe i will catch on.Thanks for any help.
     
  6. Turbo-T

    Turbo-T Road Train Member

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    Skipshooting is when you talk distances, when the ionosphere sends signals down hundreds if not thousands of miles away. For example, a typical CB is for short range communication, which is usually 5-10 miles. However when the conditions are right, you can key up your radio and the signal, instead of coming down 5 miles away, will instead be sent several hundreds of miles away. Skip comes and goes, and you'll know when it's present, when you turn on your radio and all of the channels seem to have a lot of heavy traffic, especially channel 6.

    Splatter is harmonic distortion caused by CB shops that insist on removing the modulation limiter in an attempt to show a big watt reading on the CB shop's "feel good" meter. Those big watt numbers are overmodulation which is basically splatter on the airwaves. Splatter can also be caused by an improperly tuned transmitter. Running a class C amp can also contribute to splatter.
     
    moreaujeremy and DocHolliday Thank this.
  7. Turbogus

    Turbogus Light Load Member

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    Oct 16, 2010
    Philomath, Oregon
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    Color me clueless (I'm so embarrased) :biggrin_25523: I've been running a five year old Palomar 250 with good results, so I'm told by others on the air. What would make this amp an A, AB, or C?
     
  8. josh.c

    josh.c Road Train Member

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    I think that's an AB.
     
  9. twolane

    twolane Medium Load Member

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    Arizona
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    Want to thank you guys that actually KNOW this stuff!

    I too am running a DX-979 peaked-n-tuned, 18'of mini-8, and a 102" s/s whip on my big-rig. This setup "skips like a stone",& SWR is 1.1 to 1.2
    I just bought my 1st amp (X-Force mosfet 200) but don't have it yet.

    QUESTION 1...
    If I need typically 18' (no amp) of coax from the radio to the antenna, & then I add a 3' jumper between an amp or inline watt/swr meter & radio, this gives me 21' total. Should I use 15' between the amp & antenna, and the 3' jumper from amp to radio for a total of 18'? Running the inline meter & amp both with 3' jumpers,,,do I shorten the antenna coax so the overall length is 18' ?

    QUESTION 2...
    Where would I install the SWR/Watt meter in the system?
    Between the radio & amp? OR between the amp & antenna?
    Could I rely on the radios swr/alert for between the radio & amp, and the in-line meter for between the amp & antenna?

    Thanks!
    R.
     
    Last edited: Jan 17, 2012
  10. twolane

    twolane Medium Load Member

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    Dec 16, 2010
    Arizona
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  11. mike5511

    mike5511 Road Train Member

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    NW Arkansas
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