Re: Resonant Voltage Formula

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Gerry Reynolds" <gerryreynolds-at-earthlink-dot-net> 

Hi Steve,

The logrithmic decay is be cause the energy loss per unit time decreases as
the signal decays.  Im wondering on ramp up, if one can say the rate of
energy pumped in is constant and deduce the envelope of the sinewave.  Maybe
you can scope the ringup and make an approximation.

Gerry R.

 > Original poster: "Steve Conner" <steve.conner-at-optosci-dot-com>
 >
 >  >The quantiti [pi/Q] in "Vpeak = Vmax(1-exp(-n*pi/Q))" is known as the
 >  >"logarithmic decrement" of the waveform.
 >
 > The original poster was not asking about how the waveform decays
naturally,
 > but how it rings _up_ when the resonance is forced by a SSTC-like driver.
I
 > must admit that I don't know a simple formula for this one :(
 >
 > Steve C.
 >
 >