Jean-François FOURCADIER

Montpellier  (France)

ham projects

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© 2000-2004- J.F. Fourcadier
welcome page
high speed data television antennas microwaves repeaters miscellaneous

The page of high speed data signaling


High speed data signaling project (2 Mbit/s),

A standard proposal, a modem, test of data transmission. The transmission uses low cost Amateur Television transmitter and standard satellite TV demodulators.


Data transmitting

Data receiving

experimental 2 Mbit/s modem (receiving part)


Signals and measurements

- the data signals

- biphase coding

- the eye pattern


Interesting links

- the great website of the slovenian hams :

- the website of Victor F1BIU:

- NRZ et NRZI coding by F6CSS:

- Description of a 1.6 Mbit/s homemade modem "The Utah T1-Rate Modem page":

- the Tucson Amateur Packet Radio


B5+ et 73 de Jean-François Fourcadier, F4DAY

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As you can guess, english is not my mother-tongue. If you are living in UK or in the USA or in another english language country, you can help me to improve the quality of my website. Just send me an email with the mistakes you have detected (the biggest first ! ). Even one or two corrected sentences will be greatly appreciated. Thank you for your help !

© 2000-2004  J.F. Fourcadier F4DAY