Merge pull request #204 from mhuser/master

Fix network.plot_s_db_time() issue
scikit-rf · Mar 8, 2018 · b2c37d5 · b2c37d5
2 parents 7f25c48 + b6cce34
commit b2c37d5
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/skrf/frequency.py b/skrf/frequency.py
@@ -518,7 +518,14 @@ def t(self):
 
         t_period = 1/f_step
         '''
-        return linspace(-.5/self.step , .5/self.step, self.npoints)
+        n = 2 * (self.npoints - 1)
+        if n % 2 == 0:
+            t = npy.flipud(npy.linspace(.5 / self.step, -.5 / self.step, n, endpoint=False))
+        else:
+            t = npy.flipud(npy.linspace(.5 / self.step, -.5 / self.step, n + 1, endpoint=False))
+            t = t[:-1]
+        #return linspace(-.5/self.step , .5/self.step, self.npoints)
+        return t
 
     @property
     def t_ns(self):

diff --git a/skrf/plotting.py b/skrf/plotting.py
@@ -1245,7 +1245,7 @@ def plot_reciprocity2(self, db=False, *args, **kwargs):
 
 
 def plot_s_db_time(self,*args,**kwargs):
-    return self.windowed().plot_s_time_db(*args,**kwargs)
+    return self.windowed(center_to_dc=True).plot_s_time_db(*args,**kwargs)
 
 
 # plotting