raise ValueError("Unknown cryostat: {}".format(repr(CRYOSTAT)))
# Parameters
f0_MHz = np.array([2201.8, 2378.8, 2548.9, 2731.5, 2905.1, 3416.0])
num_offsets = 100
span_MHz = 20
minimum_MHz = 10
round_to_MHz = 2
lo_MHz = round_to_MHz * np.round(
(f0_MHz - span_MHz / 2 - minimum_MHz) / round_to_MHz)
offsets_MHz = np.linspace(minimum_MHz, minimum_MHz + span_MHz, num_offsets)
num_tone_samples = 2**19
length_seconds = 0.1
# Hardware
conditioner = analog.HeterodyneMarkII()
magnet = hardware.Thing('canceling_magnet', {
'orientation': 'up',
'distance_from_base_mm': 25
})
hw = hardware.Hardware(conditioner, magnet)
ri = hardware_tools.r2_with_mk2()
ri.set_dac_atten(40)
ri.set_fft_gain(4)
ri.set_modulation_output('high')
# Run
ncf = acquire.new_nc_file(suffix='sweep')
tic = time.time()
try:
for lo in progress(lo_MHz):
import time
import numpy as np
from kid_readout.interactive import *
from kid_readout.equipment import hardware
from kid_readout.measurement import acquire
from kid_readout.roach import analog, hardware_tools, attenuator, r2heterodyne
from kid_readout.equipment import agilent_33220
fg = agilent_33220.FunctionGenerator(addr=('192.168.0.202', 5025))
fg.set_load_ohms(1000)
fg.set_dc_voltage(0)
fg.enable_output(False)
ifboard = analog.HeterodyneMarkII()
setup = hardware.Hardware(ifboard)
ri = hardware_tools.r2_with_mk2()
ri.initialize()
#setup = hardware.Hardware()
#ri = hardware_tools.r2h14_with_mk2(initialize=True, use_config=False)
ri.iq_delay=-1
ri.set_fft_gain(6)
initial_f0s = np.load('/data/readout/resonances/2018-05-04-medley-efield-2GHz.npy')/1e6
#ilo = 3200.
ilo = 2370.
