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demodulate stereo FM #2

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3 tasks
enthyp opened this issue Jan 15, 2022 · 1 comment
Closed
3 tasks

demodulate stereo FM #2

enthyp opened this issue Jan 15, 2022 · 1 comment

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@enthyp
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enthyp commented Jan 15, 2022 •
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  • implement PLL #3
  • lock onto 19 kHz to demodulate 38 kHz subcarrier (Double sideband suppressed carrier (DSBSC) modulation)
  • produce 2-channel WAV file
@enthyp
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enthyp commented Jan 22, 2022

so I did:

  • no PLL
  • just demodulated DSBSC signal with np.cos
  • very noisy though

@enthyp enthyp closed this as completed Jan 22, 2022
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@enthyp