Sagax fdm demux
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Sagax fdm demux

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hf software receiver as base band fdm demux

hf software receiver as base band fdm demux

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Sagax fdm demux Sagax fdm demux Document Transcript

  • Outline • Measurement setup Analog- and digital hw Signal processing- and operating sw Equipment System – FDM generator – FM demodulator – FDM de-multiplexer de- FDM de-multiplexing deDr. Bertalan Eged, MD • Modulated IF spectrum • De-modulated video spectrum with FM De• De-modulated video spectrum with AM De- Sagax Communication Ltd., 1096 Budapest, Haller u. 11-13. Hungary Ltd., Budapest, 11- www.sagax.hu www.sagax.hu Measurement setup IF signal 2 FDM generator control panel Video signal SGR-2500 SID-500 SRM-3100 SRM-3100 FDM generator FM demodulator FDM de-multiplexer CH1-16/32 SRS-3000 Spectrum analyzer/ Panorama receiver www.sagax.hu 3 www.sagax.hu FM demodulator control panel 4 FDM de-multiplexer deCH frequency setup IF frequency setup CH output setup (*.WAV file) USB/LSB setup IF bandwidth setup www.sagax.hu IF inversion setup 5 www.sagax.hu 6 1
  • FDM de-multiplexer de- IF spectrum IF panorama window www.sagax.hu 7 www.sagax.hu IF spectrum www.sagax.hu IF spectrum 9 www.sagax.hu IF spectrum www.sagax.hu 8 10 IF spectrum 11 www.sagax.hu 12 2
  • Video spectrum (12-60KHz) (12- www.sagax.hu Video spectrum (60-108KHz) (60- 13 Video spectrum (108-156KHz) (108- www.sagax.hu 14 Video spectrum (156-204KHz) (156- 15 Video spectrum (204-252KHz) (204- www.sagax.hu www.sagax.hu www.sagax.hu 16 FDM multiplexed channels with AM 17 www.sagax.hu 18 3
  • Video spectrum www.sagax.hu Video spectrum 19 www.sagax.hu Video spectrum www.sagax.hu Video spectrum 21 www.sagax.hu Video spectrum www.sagax.hu 20 22 Video spectrum 23 www.sagax.hu 24 4
  • Video spectrum www.sagax.hu Video spectrum 25 www.sagax.hu Video spectrum www.sagax.hu 26 Video spectrum 27 www.sagax.hu 28 29 www.sagax.hu 30 Video spectrum www.sagax.hu 5