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Difference between revisions of "HF Active Mode Waterfalls Page 1"

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==Waterfalls==
 
==Waterfalls==
 
<gallery>
 
<gallery>
 +
Image:MILSTD 188-141A Waterfall.JPG|ALE
 
Image:HF ACARS Waterfall.JPG|ARINC635 / HFDL
 
Image:HF ACARS Waterfall.JPG|ARINC635 / HFDL
 
Image:50Baud Waterfall.JPG|Baudot 50 Baud
 
Image:50Baud Waterfall.JPG|Baudot 50 Baud
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<gallery>
 
<gallery>
 
Image:CODAN Chirp Waterfall.JPG|CODAN CHIRP
 
Image:CODAN Chirp Waterfall.JPG|CODAN CHIRP
Image:Morse Code Waterfall.JPG|Morse Code (CW)
+
Image:DGPS 100Baud Waterfall.JPG|DGPS 100 Baud
Image:WeatherFAX Waterfall.JPG|FAX
+
Image:DGPS 200Baud Waterfall.JPG|DGPS 200 Baud
</gallery>
 
 
 
 
 
<gallery>
 
 
Image:FSK100 500hz Shift.JPG|FSK100 500 Hz shift
 
Image:FSK100 500hz Shift.JPG|FSK100 500 Hz shift
 
Image:FSK100 625Hz Shift.JPG|FSK100 625 Hz shift
 
Image:FSK100 625Hz Shift.JPG|FSK100 625 Hz shift
Image:FSK100740Hz Shift.JPG|FSK100 740 Hz shift
 
Image:GMDSS DSC Watefall.JPG|GMDSS
 
 
</gallery>
 
</gallery>
  
  
 
<gallery>
 
<gallery>
Image:Israeli Navy Waterfall.JPG|Israeli 188-110 MOD
+
Image:FSK100740Hz Shift.JPG|FSK100 740 Hz shift
Image:Jap 8Tone Modem Waterfall.JPG|Jap 8 tone
+
Image:Morse Code Waterfall.JPG|Morse Code (CW)
Image:DPRK Keguri 600Baud Waterfall.JPG|Keguri 600 baud simplex
+
Image:WeatherFAX Waterfall.JPG|FAX
Image:DPRK 600baud Duplex.JPG|Keguri 600 baud duplex
+
Image:GMDSS DSC Watefall.JPG|GMDSS/DSC
Image:DPRK 1200 Baud Waterfall.JPG|Keguri 1200 baud
 
 
</gallery>
 
</gallery>
  
==Bit and ACF Analysis==
 
* [[Decoders#Autocorrelation_Bit_and_ACF_Analysis|What is an ACF?]]
 
 
 
<gallery>
 
Image:Baudot 50bd 425Hz ACF.JPG|Baudot 50 Baud
 
Image:GMDSS HF ACF.JPG|GMDSS
 
Image:Japanese 8 Tone ACF.JPG|Jap 8 tone ACF
 
Image:DPRK 600Baud ACF.JPG|Keguri 600 baud
 
</gallery>
 
  
 
==Notes==
 
==Notes==
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 +
==Bit and ACF Analysis==
 +
* [[Decoders#Autocorrelation_Bit_and_ACF_Analysis|What is an ACF?]]
  
  

Latest revision as of 17:54, 1 January 2021

Welcome to the HF Active Mode Waterfalls (page 1). To view an image, simply click on it.

Waterfalls




Notes

  • ACFs, Audio used for plotting and some waterfalls courtesy of Mike Chace-Ortiz, used with permission.
  • Additional audio sources include the Numbers and Oddities, Signal ID Wiki and IARU Region 1 Monitoring System websites. See the HF Appendix for the links
  • Some waterfalls generated by Spectrum Lab


Bit and ACF Analysis