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| author | Jon Nordby <jononor@gmail.com> | 2025-04-18 01:58:15 +0200 |
|---|---|---|
| committer | Martin Stensgård <mastensg@mastensg.net> | 2025-04-18 16:12:03 +0200 |
| commit | df870d193c3ca6552ae85307abbb9f998228a776 (patch) | |
| tree | 1b4b4f3dc3da8a63751f2a9f8d978c8c4f0d6eab /tools/testsignal.py | |
| parent | 61d9a812d1ab7c62b0e76903fb55a8c4d180298b (diff) | |
tools: Fixup PDM reference conversion
Seems to agree pretty well with itself now
PDM bitstream also looks plausible for a sinewave
Diffstat (limited to 'tools/testsignal.py')
| -rw-r--r-- | tools/testsignal.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testsignal.py b/tools/testsignal.py index fb8c599..17bbacd 100644 --- a/tools/testsignal.py +++ b/tools/testsignal.py @@ -31,7 +31,7 @@ if __name__ == "__main__": sample_rate = 16000 - signal = generate_test_tone(sample_rate=sample_rate, freqs=[1000.0], noise_level=0.0) + signal = generate_test_tone(sample_rate=sample_rate, freqs=[1000.0, 440.0], noise_level=0.01) sf.write(filename, signal, sample_rate) print(f"Saved test tone to '{filename}'.") |