Refactored to try to split up the defaults from the main code

This is going to get ugly fast if I don't keep on top of it.

TankGlobals.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+import numpy as np
+
+################################################################################
+# Operating Enviornment
+#####
+f0		= 28
+bw0		= 6.5 # assumed tuning range (GHz)
+bw_plt	= 2 # Plotting range (GHz)
+fbw		= bw0/f0 # fractional bandwidth
+
+frequency_sweep_steps = 101
+gamma_sweep_steps = 15
+
+gamma = 1 - np.power(f0 / (f0 + bw0/2),2)
+gamma_limit_ratio = 0.99 # how close gamma can get to theoretical extreme
+
+# Configuration Of Hardware
+#####
+q1_L	= 10
+q1_C	= 10
+l1		= 100e-3 # nH
+gm1		= 25e-3 # S
+
+# Compute frequency sweep
+#####
+w0		= f0*2*np.pi
+fbw_plt	= bw_plt/f0
+delta	= np.linspace(-fbw_plt/2,fbw_plt/2,frequency_sweep_steps)
+w		= w0*(1+delta)
+f		= f0*(1+delta)
+jw		= 1j*w
+
+##################
+# Compute system 
+#####
+c1		= 1/(w0*w0*l1)
+g1_L	= 1 / (q1_L*w0*l1)
+g1_C	= w0 * c1 / q1_C
+g1		= g1_L + g1_C
+
+# Verify gamma is valid
+#####
+gamma_max = g1 * np.sqrt(l1/c1)
+if gamma > (gamma_limit_ratio * gamma_max):
+	print("==> WARN: Gamma to large, reset to %.3f (was %.3f) <==" % \
+		(gamma_max_cap*gamma_max, gamma))
+	gamma = gamma_max_cap*gamma_max
+