Actions

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

From The RadioReference Wiki

m
 
(11 intermediate revisions by the same user not shown)
Line 3: Line 3:
 
==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:ARQE3.JPG|ARQ-E3
 
Image:Australian MILSTD188110A Serial.JPG|Aus MILSTD188110A serial
 
 
Image:50Baud Waterfall.JPG|Baudot 50 Baud
 
Image:50Baud Waterfall.JPG|Baudot 50 Baud
</gallery>
 
 
 
<gallery>
 
 
Image:Baudot 75bd 850shift.JPG|Baudot 75 Baud 850 Hz
 
Image:Baudot 75bd 850shift.JPG|Baudot 75 Baud 850 Hz
Image:Chinese 39tone Variant.JPG|Chinese 39 tone
 
 
Image:CCIR493.JPG|CCIR4493  
 
Image:CCIR493.JPG|CCIR4493  
Image:Clover2500.JPG|Clover2500
 
 
</gallery>
 
</gallery>
  
Line 20: Line 13:
 
<gallery>
 
<gallery>
 
Image:CODAN Chirp Waterfall.JPG|CODAN CHIRP
 
Image:CODAN Chirp Waterfall.JPG|CODAN CHIRP
Image:CODAN 16 Tone Waterfall.JPG|CODAN 16 Tone
+
Image:DGPS 100Baud Waterfall.JPG|DGPS 100 Baud
Image:Morse Code Waterfall.JPG|Morse Code (CW)
+
Image:DGPS 200Baud Waterfall.JPG|DGPS 200 Baud
Image:WeatherFAX Waterfall.JPG|FAX
 
</gallery>
 
 
 
 
 
<gallery>
 
Image:FrenchNavy 50Baud Waterfall.JPG|French Navy 50 baud
 
 
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
 
 
</gallery>
 
</gallery>
  
  
 
<gallery>
 
<gallery>
Image:GMDSS DSC Watefall.JPG|GMDSS
+
Image:FSK100740Hz Shift.JPG|FSK100 740 Hz shift
Image:HFDVL Waterfall.JPG|HFD+VL
+
Image:Morse Code Waterfall.JPG|Morse Code (CW)
Image:Iranian QPSK Waterfall.JPG|Iranian QPSK
+
Image:WeatherFAX Waterfall.JPG|FAX
Image:Israeli Navy Waterfall.JPG|Isreali Navy
+
Image:GMDSS DSC Watefall.JPG|GMDSS/DSC
</gallery>
 
 
 
 
 
<gallery>
 
Image:Jap 8Tone Modem Waterfall.JPG|Jap Navy 8 Tone
 
Image:JapNavy 18Tone.JPG|Jap Navy 18 Tone
 
Image:JapNavy PSK Waterfall.JPG|Jap Navy PSK
 
Image:DPRK Keguri 600Baud Waterfall.JPG|Keguri 600 baud simplex
 
</gallery>
 
 
 
 
 
<gallery>
 
Image:DPRK 600baud Duplex.JPG|Keguri 600 baud duplex
 
Image:DPRK 1200 Baud Waterfall.JPG|Keguri 1200 baud
 
</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:French Navy 50baud ACF.JPG|French Navy 50 Baud
 
Image:GMDSS HF ACF.JPG|GMDSS  
 
Image:Japanese 8 Tone ACF.JPG|Jap Navy 8 Tone
 
 
</gallery>
 
</gallery>
  
 
<gallery>
 
Image:DPRK 600Baud ACF.JPG|Keguri 600 baud 
 
</gallery>
 
  
 
==Notes==
 
==Notes==
Line 79: Line 34:
  
  
 +
==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