fw: some plumbing

1 files changed, 1 insertions, 4 deletions

diff --git a/controller/fw/tools/hum_generator.py b/controller/fw/tools/hum_generator.py
index a139491..fbcabac 100755
--- a/controller/fw/tools/hum_generator.py
+++ b/controller/fw/tools/hum_generator.py
@@ -18,7 +18,6 @@ def generate_noisy_signal(
         test_signal_amplitude=20e-3,
         noise_level=10e-3,
         noise_spec='synth://grid_freq_psd_spl_108pt.json',
-        f_nom=50.0,
         seed=0):
 
     #test_data = np.random.RandomState(seed=0).randint(0, 2 * (2**test_nbits), test_duration)
@@ -31,7 +30,7 @@ def generate_noisy_signal(
 
     noise_gen, noise_params = load_noise_gen(noise_spec)
     noise = noise_gen(seed, len(signal), **noise_params)
-    return np.absolute(noise + f_nom + signal*test_signal_amplitude)
+    return np.absolute(noise + signal*test_signal_amplitude)
 
 def write_raw_frequencies_bin(outfile, **kwargs):
     with open(outfile, 'wb') as f:
@@ -84,7 +83,6 @@ def hum_cmd(args):
             test_signal_amplitude = args.signal_level/1e3,
             noise_level = args.noise_level/1e3,
             noise_spec=args.noise_spec,
-            f_nom = args.nominal_frequency,
             seed = args.random_seed)
 
 
@@ -102,7 +100,6 @@ if __name__ == '__main__':
     hum_parser.add_argument('-n', '--noise-level', type=float, default=1.0, help='Scale synthetic noise level')
     hum_parser.add_argument('-s', '--signal-level', type=float, default=20.0, help='Synthetic noise level in mHz')
     hum_parser.add_argument('-d', '--decimation', type=int, default=10, help='DSSS modulation decimation in frequency measurement cycles')
-    hum_parser.add_argument('-o', '--nominal-frequency', type=float, default=50.0, help='Nominal mains frequency')
     hum_parser.add_argument('-r', '--random-seed', type=int, default=0)
     hum_parser.add_argument('--noise-spec', type=str, default='synth://grid_freq_psd_spl_108pt.json')
     hum_parser.add_argument('out_flac', metavar='out.flac', help='FLAC output file')