Van Der Pol Oscillator
* Prediceted frequency is about 4.54167e+06 Hz.

* Third harmonic is high as the first one
Ba	gib 0	I=-1e-2*v(gib,0)+1e-2*v(gib,0)^3
* Q is about 10
La	gib 0	1.2e-6
Ra	gib 0	158.113
Ca	gib 0	1e-9 ic=0.5
*La	gib 0	1e-9
*Ra	gib 0	474.6
*Ca	gib 0	1e-9 ic=0.5
* Ghost node... Test for my PSS!
Rb	bad 0	1k

*.tran 1e-9 150e-6 uic
.pss 0.8e6 130e-6 1 50 10 50 5e-3 uic