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')
