NOXX20
KWBC 192129 CCA
ADMEMW
NATIONAL
ADMINISTRATIVE MESSAGE FOR EMWIN...CORRECTED
NATIONAL
WEATHER SERVICE HEADQUARTERS WASHINGTON DC
435 PM
EST MON NOV 19 2001
TO: EMERGENCY MANAGERS WEATHER INFORMATION
NETWORK /EMWIN/
USERS
FROM: WILLIAM BROCKMAN
CHIEF...TELECOMMUNICATION OPERATIONS
CENTER
NATIONAL WEATHER SERVICE /NWS/
AND
GERALD DITTBERNER
CHIEF...ADVANCED SYSTEMS PLANNING
DIVISION
NATIONAL ENVIRONMENTAL SATELLITE...DATA...AND
INFORMATION SERVICE /NESDIS/
SUBJECT: EMWIN TRANSITION UPDATE 11/19/01
...CORRECTED ISSUANCE DATE IN SUBJECT
LINE....
THIS
MESSAGE IS THE THIRD IN A SERIES OF TRANSITION UPDATE
MESSAGES
TO INFORM EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
/EMWIN/
USERS OF NEW INFORMATION REGARDING THE TRANSITION OF THE
EMWIN
DATASTREAM. PREVIOUS TRANSITION UPDATES
ARE POSTED ON THE
EMWIN
HOME PAGE AT /USE LOWER CASE/:
THE
NESDIS EMWIN IMPLEMENTATION REPORT HAS BEEN COMPLETED. THE
REPORT
CONCLUDES THE NEXT GENERATION EMWIN RECEIVER IS ENTIRELY
FEASIBLE
AT A REASONABLE COST.
THE
EMWIN HOME PAGE HAS BEEN REVISED AND UPDATED.
WE CONTINUE TO
USE THE
EMAILS AND THE DISCUSSION GROUP TOPICS THAT WE RECEIVE TO
UPDATE
THE EMWIN FREQUENTLY ASKED QUESTIONS /FAQS/ LOCATED ON THE
EMWIN
HOME PAGE.
FOR A
RECAP OF THE DETAILS OF THE EMWIN TRANSITION TO THE GOES N
SERIES...PLEASE
SEE THE PREVIOUS UPDATE MESSAGES ON THE EMWIN
HOME
PAGE.
ANSWERS
TO MOST QUESTIONS RECEIVED AT THE EMAIL ADDRESS BELOW
WILL BE
ADDED TO THE EMWIN FAQS ON THE EMWIN HOME PAGE.
FUTURE
EMWIN TRANSITION UPDATES WILL BE DISTRIBUTED THROUGH EMWIN
AND
ALSO POSTED ON THE HOME PAGE LISTED ABOVE.
THE
NEXT SIGNIFICANT EVENT FOR EMWIN WILL BE THE TESTING PERIOD
PLANNED
FOR DECEMBER 2001 THROUGH JANUARY 2002 USING ONE OF THE
STORED
GOES I/M SATELLITES. THE TEST RESULT
WILL PROVIDE
VALUABLE
INFORMATION FOR DETERMINING THE COMMUNICATION
CHARACTERISTICS
OF THE EMWIN SYSTEM: BPSK/QPSK
MODULATION...
FORWARD
ERROR CORRECTION /TURBO CODE OR REED-SOLOMON CONVOLUTION/
AND
ANTENNA SIZE. THE NEXT TRANSITION
UPDATE MESSAGE IS PLANNED
FOR
FEBRUARY 2002...AFTER THE COMPLETION OF TESTING.
END
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