26 lines
462 B
Plaintext
26 lines
462 B
Plaintext
Van Der Pol Oscillator
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* Prediceted frequency is about 4.54167e+06 Hz.
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* Third harmonic is as high as the first one
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Ba gib 0 I=-1e-2*v(gib,0)+1e-2*v(gib,0)^3
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* Q is about 10
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RLa gib gib1 1m
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La gib1 0 1.2e-6
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Ra gib 0 158.113
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Ca gib 0 1e-9 ic=-1
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Vnew 0 gr 1
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Rnew gr gib 5k
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*La gib 0 1e-9
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*Ra gib 0 474.6
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*Ca gib 0 1e-9 ; ic=0.5
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* Ghost node... Test for my PSS!
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*Rb bad 0 1k
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.tran 10e-9 20e-6 uic
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.pss 0.5e6 100e-6 1 50 10 50 5e-3 uic
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.end
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