HR ARRL BULLETIN NR 40 FROM ARRL HEADQUARTERS
NEWINGTON CT JUNE 2, 1983
TO ALL RADIO AMATEURS BT
THE FCC HAS LIFTED CERTAIN AMATEUR RULE RESTRICTIONS. EFFECTIVE JUNE
15, 1983, AMATEURS USING RADIOTELEPRINTER CODES OR FAST SCAN TV WILL
NO LONGER BE REQUIRED TO IDENTIFY IN INTERNATIONAL MORSE CODE OR
PLAIN LANGUAGE VOICE. IF USING BAUDOT, ASCII OR AMTOR, STATIONS MAY
IDENTIFY USING THE PARTICULAR DIGITAL CODE BEING USED FOR THE
COMMUNICATION. IF USING OTHER DIGITAL CODES ABOVE 50 MHZ, STATIONS
MAY IDENTIFY USING BAUDOT, ASCII OR AMTOR. FAST SCAN TV
TRANSMISSIONS MAY BE IDENTIFIED IN VIDEO USING THE U.S. 525 SCAN LINE
STANDARD DESCRIBED IN PART 73 OF THE FCC RULES. THE CW OR PLAIN
LANGUAGE VOICE IDENTIFICATION REQUIREMENT WILL STILL APPLY TO
FACSIMILE AND SSTV TRANSMISSIONS. AMATEURS WILL HAVE THE OPTION TO
CONTINUE USING CW OR VOICE ID AS AT PRESENT FOR RADIOTELEPRINTER OR
FAST SCAN TV. ALSO, THE MAXIMUM FREQUENCY SHIFT FOR DIGITAL
COMMUNICATION WILL BE RAISED FROM 900 TO 1000 HZ IN THE HF BANDS.
ABOVE 50 MHZ THE MAXIMUM SHIFT WILL DEPEND OF THE SIGNALLING RATE
USED. THESE CHANGES DO NOT BECOME EFFECTIVE BEFORE JUNE 15. DETAILS
WILL APPEAR IN THE LEAGUE LINES FOR JULY QST AR
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