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Stand Alone SDR

Stand Alone SDR. Dian Kurniawan. SSB modulation/demodulation (filter method 1st). TX. RX. Sumber gambar Philips AN1981 New low-power single sideband circuits. SSB modulation/demodulation (phasing method 2nd). TX. RX.

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Stand Alone SDR

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  1. Stand Alone SDR Dian Kurniawan

  2. SSB modulation/demodulation (filter method 1st) TX RX Sumber gambar Philips AN1981 New low-power single sideband circuits

  3. SSB modulation/demodulation (phasing method 2nd) TX RX Sumber gambar Philips AN1981 New low-power single sideband circuits

  4. SSB modulation/demodulation (weaver method 3rd) TX RX Sumber gambar Philips AN1981 New low-power single sideband circuits

  5. Digital process for modulation/demodulation SSB demodulation AM demodulation Sumber gambar QEX98-003 by Dough Smith - KX6DF/7

  6. Digital modulation/demodulation benefit • reduce complexcity • easy re-engineering (hardware to firmware) • Low power consumption

  7. Stand Alone SDR (example) STM32F103/STM32F407 DSP I + Amp ADC DAC BPF QUADRATURE MIXER (FST3253) ADC Q + AMP VFO orDDS 74F74

  8. Stand Alone SDR (example)

  9. Stand Alone SDR (example) Sumber gambar Philips AN1981 New low-power single sideband circuits

  10. Stand Alone SDR Receive Test

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