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@amarvutha
amarvutha / rigolScope.py
Last active February 23, 2020 03:47
Header file for Rigol scope
# Read from Rigol DS1000 scope
# version 1
# 2013-12-27
import visa
import os, serial
import numpy as np
import pylab as plt
import time
@amarvutha
amarvutha / lockin-spectrum.py
Last active January 3, 2016 22:39
Spectrum analyzer, using an SR850 lock-in amplifier
# SR850 as a spectrum analyzer
# version 1, 2014-01-21
# Amar
import os
os.chdir("c:/data/googledrive/code")
import SR850
import numpy as np
import pylab as plt
@amarvutha
amarvutha / SR850-lockin.py
Last active January 3, 2016 22:39
Python interface and utility functions for SR850 lock-in amplifier.
# Talk to SR850 lockin amplifier
# version 1, 2014-01-20
# Amar
import visa
import numpy as np
from datetime import date
import time
class LIA(visa.SerialInstrument):
@amarvutha
amarvutha / RLCtuner.py
Created January 16, 2014 18:31
RLC circuit tuner with matplotlib
import matplotlib as mpl
#mpl.rc('text', usetex = True)
#mpl.rc('font',**{'family':'serif','size':16,'weight':'bold','serif':['Palatino']})
from __future__ import division
import numpy as np
from numpy import pi
import matplotlib.pyplot as plt
from matplotlib.widgets import Slider, Button, RadioButtons
@amarvutha
amarvutha / lui.dat
Last active January 1, 2016 15:29
Diatomic molecule energy calculation with PSI4
#! Energy of LuI molecule
memory 500 mb
molecule LuI {
Lu
I 1 R
R = 1.5
}
@amarvutha
amarvutha / Positronium.ipynb
Last active December 29, 2015 18:29
Positronium calculations: IPython notebook
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@amarvutha
amarvutha / chameleon-wrapper.py
Last active December 29, 2015 17:49
Wrapper around uChameleon2 and histogram of ADC readings
from __future__ import division
import serial
import numpy as np
import pylab as plt
from __future__ import division
import serial
import numpy as np
import pylab as plt
@amarvutha
amarvutha / histogramSlices.py
Created November 4, 2013 00:08
import numpy as np
import pylab as plt
from numpy import random as random
import matplotlib.gridspec as gridspec
N = 10000
x,y = random.normal(0,1,N),random.normal(0,3,N)
plt.figure()
@amarvutha
amarvutha / plotLogfile.py
Last active December 25, 2015 05:09
Data logger with animated plot using Matplotlib, with some bells and widgets.
# Plot log files
# version 3
# Amar
# Changes: v2: 2012/11/27: Date & time display using native matplotlib, instead of unix timestamp
# v3: 2013/10/10: Rewritten completely using matplotlib animation, and slider for selectable range
import numpy as np
import random
import os
os.chdir("c:/data/googledrive/logs")
@amarvutha
amarvutha / mixnv.py
Last active December 24, 2015 02:19
Controlling the MixNV rf generator
# Controlling the MixNV (Windfreak Technologies) rf synthesizer
# Amar Vutha
# version 1
import serial
import numpy as np
import time
usbPort = "/dev/ttyACM0"
sleepTime = 0.01