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set scale and refpos temporally

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TT 2017-01-17 23:06:32 +09:00
parent 75ea6308ed
commit 295ec105e6
6 changed files with 154 additions and 135 deletions
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213
python/NanoVNA-example.ipynb
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12
python/nanovna.py
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@ -158,6 +158,9 @@ class NanoVNA():
def resume(self):
self.send_command("resume\r")
def pause(self):
self.send_command("pause\r")
def scan(self, port = None):
self.set_port(port)
return np.vectorize(self.gamma)(self.frequencies)
@ -176,6 +179,15 @@ class NanoVNA():
x.append(float(d[0])+float(d[1])*1.j)
return np.array(x)
def fetch_frequencies(self):
self.send_command("frequencies\r")
data = self.fetch_data()
x = []
for line in data.split('\n'):
if line:
x.append(float(line))
self._frequencies = np.array(x)
def logmag(self, x):
pl.grid(True)
pl.plot(self.frequencies, 20*np.log10(np.abs(x)))