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What's "RMS" ??

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  • dogbert
    replied
    Originally posted by da.bell View Post
    I was going to say that the last graph looks like some ppl's heart rate. Right 1lab?
    That's mean!














    Leave a comment:


  • chpthril
    replied
    Originally posted by da.bell View Post
    I was going to say that the last graph looks like some ppl's heart rate. Right ****?
    Originally posted by CP3 View Post
    HEHEHE
    Ya'll need to quit this, my PM box is full already with unwarranted nasty messages.

    Leave a comment:


  • Graham Morris
    replied
    Clipping

    Originally posted by philwsailz View Post
    Personally I prefer a slightly bigger / higher-powered amp, as in my first post above. Use settings, control, and sobriety to keep the stereo in check and the signal clean.

    The smaller amplifer cannot drive the higher-powered speaker to its max potential, and an attempt at doing so will usually lead to clipping.
    \
    Can you please explain what clipping is and how clipping causes damage?

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  • CP3
    replied
    Originally posted by da.bell View Post
    I was going to say that the last graph looks like some ppl's heart rate. Right 1lab?
    HEHEHE

    Leave a comment:


  • da.bell
    replied
    I was going to say that the last graph looks like some ppl's heart rate. Right 1lab?

    Leave a comment:


  • time2kyl
    replied
    OK, who let the engineer in???

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  • philwsailz
    replied
    see if this helps.

    Simply put, an amplifier with higher output power can put out more VOLTAGE for a given speaker load. A smaller amplifier delivers less voltage, hence less power.

    The top picture in the series below can represent the electrical output of an amplifier that is exactly delivering its rated power. Notice that the output waveform is smooth and sinusoidal.

    When you turn the amp up more, it tries to make the same shape wave, only bigger / taller. The rounded peaks are progressively missing in the second and third image. The flat lines at the top and bottom are at the horizontal line which is equivalent to the maximum output voltage capablilities of the amp. The curves that shoull be at the very top and bottom are "clipped off" hence the term clipping.

    Put EXTREMELY SIMPLY, clipping represents a very brief moment where the output of the amp is DC rather than AC, and DC power makes no noise, it only makes heat.

    This is one small graphic representation of why too small an amplifer can be bad for a higher powered speaker...
    Attached Files

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  • buffman
    replied
    Originally posted by philwsailz View Post
    .... Use settings, control, and sobriety to keep the stereo in check and the signal clean. ...
    SOBRIETY now that is funny

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  • philwsailz
    replied
    Originally posted by chpthril View Post
    Great info guys thanks. I hope this next ??? doesn't make matter even more complicated

    With regards to clipping, distortion, etc, is it better to have a slightly higher output amp then the driver's rated RMS and keep it in check with volume level, gain, and other settings, OR, a driver with a slightly higher rated handling then the amps output?
    Personally I prefer a slightly bigger / higher-powered amp, as in my first post above. Use settings, control, and sobriety to keep the stereo in check and the signal clean.

    The smaller amplifer cannot drive the higher-powered speaker to its max potential, and an attempt at doing so will usually lead to clipping.

    Leave a comment:


  • chpthril
    replied
    Great info guys thanks. I hope this next ??? doesn't make matter even more complicated

    With regards to clipping, distortion, etc, is it better to have a slightly higher output amp then the driver's rated RMS and keep it in check with volume level, gain, and other settings, OR, a driver with a slightly higher rated handling then the amps output?

    Leave a comment:


  • dogbert
    replied
    Focus, guys, focus!

    Leave a comment:


  • philwsailz
    replied
    I had donks once. Doc gave me some penicillin and I got better....

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  • philwsailz
    replied
    what about bubbles?

    Leave a comment:


  • spharis
    replied
    You have experienced clipping distortion as well if you have donks where you live.

    Leave a comment:


  • philwsailz
    replied
    they get royalties from every stereo product sold, due to the inclusion of the band's name...

    Leave a comment:

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