ARQ6-98

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ARQ6-90 - ARQ6-98 
ARQ6-98
ARQ 6-98.jpg
Frequencies 10 MHzMegaHertz (MHz) 10^6 Hz10,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
10,000 kHzKiloHertz (kHz) 10^3 Hz
,23 MHzMegaHertz (MHz) 10^6 Hz23,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
23,000 kHzKiloHertz (kHz) 10^3 Hz
10,000 kHzKiloHertz (kHz) 10^3 Hz
10 MHzMegaHertz (MHz) 10^6 Hz
23,000 kHzKiloHertz (kHz) 10^3 Hz
23 MHzMegaHertz (MHz) 10^6 Hz
Frequency Range 10 MHzMegaHertz (MHz) 10^6 Hz10,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
10,000 kHzKiloHertz (kHz) 10^3 Hz
- 23 MHzMegaHertz (MHz) 10^6 Hz23,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
23,000 kHzKiloHertz (kHz) 10^3 Hz
Mode USBUpper Side Band Modulation (Radio, referring to reception and modulation mode)Universal Serial Bus (Computer, referring to USB Ports and cables)
Modulation FSKFrequency-Shift Keying
ACF
Bandwidth 400 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).0.4 kHzKiloHertz (kHz) 10^3 Hz
4.0e-4 MHzMegaHertz (MHz) 10^6 Hz
0.4 kHzKiloHertz (kHz) 10^3 Hz
4.0e-4 MHzMegaHertz (MHz) 10^6 Hz
0.4 kHzKiloHertz (kHz) 10^3 Hz
4.0e-4 MHzMegaHertz (MHz) 10^6 Hz
Location Worldwide
Short Description ARQ6-98, also known as ARQAutomatic Repeat reQuestAutomatic Repeat Query-6-98 and ARQAutomatic Repeat reQuestAutomatic Repeat Query-6/98, is a 6-character block simplex ARQAutomatic Repeat reQuestAutomatic Repeat Query system formerly used by French and Italian diplomatic services for the exchange of teletype-data. It is no longer used or seen today.
I/Q Raw Recording
Audio Sample
ARQ6-98 is a 6-character block simplex ARQAutomatic Repeat reQuestAutomatic Repeat Query system formerly used by French and Italian diplomatic services. It is no longer used or seen today. This mode uses the CCIRComité Consultatif International pour la Radio (Predecessor of the ITU-R)-476 charset.


ARQ6-90 and ARQ6-98 differ in both bandwidth and their inter datablock timing. A complete cycle for ARQ6-98 has duration of 490 msmilliseconds (.001 of a second) of which the data block is 210 msmilliseconds (.001 of a second) an interval is 280 msmilliseconds (.001 of a second).

Decoding Software[edit]

Professional Equipment/Software
  • Hoka Code 300-32
  • Shoc go2decode
  • Shoc go2monitor
  • Wavecom W-Code
  • Wavecom W-Spectra

Video Examples[edit]

Analysis difference between ARQ 6-90 and ARQ 6-98

Additional Links[edit]

Additional Images[edit]