NIST radio station WWV broadcasts time and frequency information 24 hours per day, 7 days per week to millions of listeners worldwide. WWV is located in Fort Collins, Colorado, about 100 kilometers north of Denver. The broadcast information includes time announcements, standard time intervals, standard frequencies, UT1 time corrections, a BCD time code, geophysical alerts, marine storm warnings, and Global Positioning System (GPS) status reports.
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1967: Notice of Conversion to GMT
1958: WWV December 1958
1976: Notice of Frequency Changes
1966 - Relocation to Ft. Collins
1971 - Telephone Time Service
1967 - Generator Installation
1985: Leap Second Warning
Mountain Standard Time (1967) 1500 MST
Storm Information Notice (1972) 0404 GMT
Digital Voice (1991) 1841 UTC
Eastern Standard Time (1958) 2:20 PM EST
Actual Relocation To Ft. Collins (1966) 7:00 PM EST
Station ID & Broadcast Sample (1984) 2300 UTC
Leap Second Notification by Station Employee (1992)
Misc. Barium Ion Vehicle Warnings (1971)
Geoalert Machine Malfunction (1969)
First Live Solar Report (1971) 0618 GMT
User Survey In Progress (2001)
Weather & OMEGA Announcements by Engineer (8/12/1976) 2108-2110 UTC
Barium Ion Vehicle #2 (4/13/1971)
User Survey Notification (2001)
Frequency Discontinuance Notice by Don Elliott (Second Recording) (11/1976) 1604 UTC
Barium Ion Vehicle #1 (4/1971) 0504 GMT
Station Engineer Announcements (01/31/1974) 0201 UTC
Frequency Discontinuance Notice by Engineer (11/1976) 2004 UTC
Station ID & Broadcast Sample (1990) 0400 UTC
"Short Wave Time Klok" Tape
Generator Installation (1967) 0204 GMT
Machine Malfunctions (1971)
Weather & Omega Announcements By Engineer (1976)
Inspire Announcements (1992)
Relocation To Ft. Collins Notice (1966)
Barium Ion Vehicle #1 (1971) 0504 GMT
Telephone Time Service (1971)
GMT To UTC Change Notice (1974) 2304 GMT
Actual GMT To UTC Change (1974) 2359 GMT – 0000 UTC
Station ID & Standard Broadcast (1990) 0400 UTC
Broadcast Sample (2001) 2230 UTC
Frequency Discontinuance By Engineer (1976) 2004 UTC
Frequency Discontinuance By Don Elliot (1976) 1804 UTC
User Survey (2001)
1976: Notice of Frequency Change Don Elliott:
1971: 0500 GMT
1971: Further Notices of Barium Ion Delay
Survey Questionnaire (1969)
Barium Ion Vehicle #2 (4/13/71)
Misc. Barium Ion Warnings (1971)
Leap Second Notice (1992)
1966: Actual Relocation Recording
2001: Survey In Progress
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