def setUp(self):
global NPTS
self.n_ports = 2
self.wg = WG
wg = self.wg
r = npy.random.uniform(10, 100, NPTS)
l = 1e-9 * npy.random.uniform(100, 200, NPTS)
g = npy.zeros(NPTS)
c = 1e-12 * npy.random.uniform(100, 200, NPTS)
rlgc = DistributedCircuit(frequency=wg.frequency,
z0=None,
R=r,
L=l,
G=g,
C=c)
self.rlgc = rlgc
self.X = wg.random(n_ports=2, name='X')
self.Y = wg.random(n_ports=2, name='Y')
self.gamma_f = wg.random(n_ports=1, name='gamma_f')
self.gamma_r = wg.random(n_ports=1, name='gamma_r')
actuals = [
rlgc.thru(),
rlgc.short(nports=2),
rlgc.line(10, 'um'),
rlgc.line(100, 'um'),
rlgc.line(500, 'um'),
]
self.actuals = actuals
measured = [self.measure(k) for k in actuals]
self.measured = measured
self.cal = NISTMultilineTRL(measured=measured,
Grefls=[-1],
l=[0, 10e-6, 100e-6, 500e-6],
switch_terms=(self.gamma_f, self.gamma_r),
ref_plane=50e-6,
c0=c,
z0_ref=50,
gamma_root_choice='real')
def test_line(self):
"""
"""
fname = os.path.join(self.files_dir, "distributedCircuit,line1mm.s2p")
qucs_ntwk = Network(fname)
a_media = DistributedCircuit(frequency=qucs_ntwk.frequency, R=1e5, G=1, L=1e-6, C=8e-12)
skrf_ntwk = a_media.thru(z0=50) ** a_media.line(1e-3, "m") ** a_media.thru(z0=50)
self.assertEqual(qucs_ntwk, skrf_ntwk)
def test_line(self):
"""
"""
fname = os.path.join(self.files_dir,\
'distributedCircuit,line1mm.s2p')
qucs_ntwk = Network(fname)
a_media = DistributedCircuit(frequency=qucs_ntwk.frequency,
R=1e5,
G=1,
L=1e-6,
C=8e-12)
skrf_ntwk = a_media.thru(z0=50)**a_media.line(1e-3,'m')\
**a_media.thru(z0=50)
self.assertEqual(qucs_ntwk, skrf_ntwk)
