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ZH: correct beacon amplitude in SNR plots

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Eric Teunis de Boone 2023-01-11 17:51:19 +01:00
parent 317f73b60d
commit 11dc56ace2
1 changed files with 12 additions and 13 deletions
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25
simulations/airshower_beacon_simulation/ac_show_signal_to_noise.py
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@ -79,8 +79,6 @@ if __name__ == "__main__":
if os.name == 'posix' and "DISPLAY" not in os.environ:
matplotlib.use('Agg')
f_beacon_band = (49e-3,55e-3) #GHz
fname = "ZH_airshower/mysim.sry"
fig_dir = "./figures/"
@ -89,31 +87,32 @@ if __name__ == "__main__":
####
fname_dir = path.dirname(fname)
antennas_fname = path.join(fname_dir, beacon.antennas_fname)
time_diffs_fname = 'time_diffs.hdf5' if not True else antennas_fname
tx_fname = path.join(fname_dir, beacon.tx_fname)
# create fig_dir
if fig_dir:
os.makedirs(fig_dir, exist_ok=True)
# Read in antennas from file
_, tx, antennas = beacon.read_beacon_hdf5(antennas_fname)
# Read original REvent
ev = REvent(fname)
f_beacon, tx, antennas = beacon.read_beacon_hdf5(antennas_fname)
_, __, txdata = beacon.read_tx_file(tx_fname)
# general properties
dt = antennas[0].t[1] - antennas[0].t[0] # ns
pb = passband(30e-3, 80e-3) # GHz
beacon_pb = passband(50e-3, 55e-3) # GHz
beacon_pb = passband(f_beacon-1e-3, f_beacon+1e-3) # GHz
beacon_amp = np.max(txdata['amplitudes'])# mu V/m
##
## Beacon vs Noise SNR
##
if True:
beacon_snrs = [ signal_to_noise(ant.beacon, ant.noise, samplerate=1/dt, signal_band=beacon_pb) for ant in antennas ]
beacon_snrs = [ signal_to_noise(beacon_amp*ant.beacon, ant.noise, samplerate=1/dt, signal_band=beacon_pb) for ant in antennas ]
fig, ax = plt.subplots()
ax.set_title("Beacon SNR")
ax.set_xlabel("Antenna")
ax.set_title("Maximum Beacon SNR")
ax.set_xlabel("Antenna no.")
ax.set_ylabel("SNR")
ax.plot([ int(ant.name) for ant in antennas], beacon_snrs, 'o', ls='none')
@ -127,13 +126,13 @@ if __name__ == "__main__":
shower_snrs = [ signal_to_noise(ant.E_AxB, ant.noise, samplerate=1/dt, signal_band=pb) for ant in antennas ]
fig, ax = plt.subplots()
ax.set_title("Shower SNR")
ax.set_xlabel("Antenna")
ax.set_title("Total (Signal+Beacon+Noise) SNR")
ax.set_xlabel("Antenna no.")
ax.set_ylabel("SNR")
ax.plot([ int(ant.name) for ant in antennas], shower_snrs, 'o', ls='none')
if fig_dir:
fig.savefig(path.join(fig_dir, path.basename(__file__) + f".shower_snr.pdf"))
fig.savefig(path.join(fig_dir, path.basename(__file__) + f".total_snr.pdf"))
if show_plots:
plt.show()