from lcapy import Vdc, R, L, C, I, pprint
L1 = L(10)
L2 = L(20)
print('Series inductors')
L3 = L1 + L2
pprint(L3)
pprint(L3.simplify())
pprint(L3.norton().simplify())
print('Parallel inductors')
L4 = L1 | L2
pprint(L4)
pprint(L4.simplify())
pprint(L4.norton().simplify())
C1 = C(10)
C2 = C(20)
C3 = C1 + C2
print('Series capacitors')
pprint(C3)
pprint(C3.simplify())
pprint(C3.norton().simplify())
C4 = C1 | C2
from lcapy import Vdc, R, L, C, pprint L1 = L(10) L2 = L(20) L3 = L1 + L2 pprint(L3)
from lcapy import Vstep, R, L, C, pprint C1 = C(10) C2 = C(20) C3 = C1 + C2 pprint(C3)
from lcapy import R, L, C, LSection, pprint, ZPK
C1 = C('C_1')
L1 = L('L_1')
R1 = R('R_1')
a = LSection(R1, C1 | L1)
Av = a.Vtransfer
pprint(Av.canonical())
pprint(Av.ZPK())
pprint(Av.poles())
pprint(Av.zeros())
from lcapy import R, L, C, Xtal, pprint import numpy as np from matplotlib.pyplot import figure, savefig, show C_0 = 4e-12 f_1 = 10e6 C_1 = 8e-15 L_1 = 1 / ((2 * np.pi * f_1)**2 * C_1) R_1 = 20 xtal = Xtal(C_0, R_1, L_1, C_1) pprint(xtal) pprint(xtal.expand()) pprint(xtal.Z) f = np.logspace(6, 8, 1000) fig = figure() ax = fig.add_subplot(111) Zf = xtal.Z.frequency_response(f) ax.loglog(f, abs(Zf)) ax.grid(True) show()
from lcapy import Vdc, R, L, C, pprint C1 = C(10) C2 = C(20) C3 = C1 + C2 pprint(C3)