Recent content by maldata

  1. M

    Energy gain in a resonant system

    Ah. There's the analogy I was looking for... that seems a little more intuitive to me. Thanks for the insight!
  2. M

    Energy gain in a resonant system

    Hi Studiot, thanks for the reply. I'm still not sure how that matters, though. In that plot, the gain at resonance is 100. So, say this is an underdamped RLC circuit. We put in a sinusoidal voltage with amplitude 1 at the resonant frequency, and we get out a sinusoidal voltage with amplitude...
  3. M

    Energy gain in a resonant system

    Something is bothering me about passive systems in resonance. Consider the Bode plot of a second-order system, for example: http://en.wikipedia.org/wiki/File:Harmonic_oscillator_gain.svg Let's say we excite this system near its resonance, so the system has a gain > 1. I don't understand...
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