ARLA/CLUSTER: Código desenvolvido por amadores adoptado nas recomendações da UIT
João Costa > CT1FBF
ct1fbf gmail.com
Sexta-Feira, 22 de Fevereiro de 2013 - 15:51:20 WET
Amateur-created 'Varicode' adopted as ITU recommendation
The ARRL report that Varicode, developed by radio amateur Peter
Martinez G3PLX, has been adopted as an ITU recommendation.
They say: On Tuesday, February 19, François Rancy - Director of the
Radiocommunication Bureau (ITU-R) of the International
Telecommunication Union (ITU) - announced the simultaneous adoption
and approval by correspondence of a new Recommendation entitled
Telegraphic Alphabet for Data Communication by Phase Shift Keying at
31 Baud in the Amateur and Amateur-Satellite Services.
The alphabet - commonly called “Varicode” because the more frequently
used characters (in the English language) occupy fewer bits - was
developed by Peter Martinez, G3PLX, in the 1990s. Martinez was awarded
the ARRL Technical Innovation Award for the year 2000 by the ARRL
Board of Directors for his development of PSK31, which uses Varicode
for transmission efficiency in much the same way as the Morse code.
In ITU parlance, it now becomes Recommendation ITU-R M.2034.
Read the full ARRL story at
http://www.arrl.org/news/amateur-created-varicode-adopted-as-itu-recommendation
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