self.noise.assign_method(lockin_measure)
def run(self):
for param in self._parameters:
self._parameters[param].push()
for quant in self._quantities:
self._quantities[quant].measure()
def shutdown_instruments(self):
self.lock.channel_1_type = 'R'
if __name__ == '__main__':
proc = NoiseTest()
# Define a sweep over prarameters
sw = Sweep(proc)
sw.add_parameter(proc.frequency, np.logspace(2, 5, 100))
proc.time_constant.value = 100e-3
# Define a writer
sw.add_plotter('X Noise vs. Frequency', proc.frequency, proc.noise, color="navy", line_width=2)
#sw.add_writer('SweepFrequencyTC.h5', 'NoiseVsFreqAndTC', proc.noise)
sw.run()
# proc.instruments_init()
# for i in sw:
# logging.info("Freq, TC, Noise: %f, %g, %g" % (proc.frequency.value, proc.time_constant.value, proc.noise.value) )
# proc.instruments_shutdown()
for param in self._parameters:
self._parameters[param].push()
for quant in self._quantities:
self._quantities[quant].measure()
def instruments_shutdown(self):
self.bop.current = 0.0
if __name__ == '__main__':
proc = CurrentLoop()
proc.field.value = 390.0
# Define a sweep over prarameters
sw = Sweep(proc)
values = np.append(np.arange(-3.0, 3.01, 0.1), np.arange(3.0, -3.01,
-0.1)).tolist()
sw.add_parameter(proc.dc_bias, values)
# Define a writer
sw.add_writer('data/CurrentLoops.h5', 'SWS2129(2,0)G-(011,09)', 'Loop',
proc.voltage)
# sw.add_writer('data/CurrentLoops.h5', 'Test', proc.voltage)
proc.instruments_init()
for i in sw:
logging.info("Bias (V), Lockin Magnitude (V): {:f}, {:g}".format(
proc.dc_bias.value, proc.voltage.value))
proc.instruments_shutdown()
