ri.set_lo(1250.)
#legacy.load_heterodyne_sweep_tones(ri,(np.arange(1,129)[None,:]*7/4.+ri.lo_frequency + offsets[:,None]),
# num_tone_samples=nsamp)
state = dict(field_canceling_magnet=False,
magnetic_shield=True,
cryostat='starcryo',
initial_zbd_rms_voltage=rms_voltage)
state.update(**setup.state())
for heater_voltage in np.arange(0, 4, .2):
logger.info("Measuring at %.1f volts" % heater_voltage)
fg.set_dc_voltage(heater_voltage)
fg.enable_output(True)
if heater_voltage > 0:
logger.info("Waiting 10 minutes for load to stabilize")
time.sleep(10 * 60)
tic = time.time()
for lo in 830. + 190 * np.arange(0, 4):
logger.info("Measuring at LO %.1f" % lo)
ri.set_lo(lo)
df = acquire.new_nc_file(suffix='scan_lo_%.1f_MHz' % lo)
state.update(**setup.state())
state['heater_voltage'] = heater_voltage
swa = acquire.run_sweep(ri, (np.arange(1, 257)[None, :] * 7 / 8. +
ri.lo_frequency + offsets[:, None]),
num_tone_samples=nsamp,
length_seconds=0.1,
state=state,
