• WWVB is a longwave time signal radio station near Fort Collins, Colorado, and is operated by the National Institute of Standards and Technology (NIST)...
    51 KB (5,608 words) - 15:41, 29 May 2025
  • Thumbnail for WWV (radio station)
    shares this site with longwave (also known as "low frequency" or LF) station WWVB, which transmits carrier and time code (no voice) at 60 kHz. NIST also operates...
    55 KB (5,740 words) - 13:32, 26 February 2025
  • a WWVB Receiver-Comparator, an instrument used to calibrate oscillators with traceability to national standards. Other early products included WWVB frequency...
    5 KB (454 words) - 20:25, 16 April 2025
  • Thumbnail for Litz wire
    power supplies. NIST uses litz wire in the time code broadcasting station WWVB. The station transmits on 60 kHz. Litz wire is used for the helix and variometer...
    15 KB (1,951 words) - 00:44, 18 February 2025
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    ← RJH90 RJH86 RAB99 JJY (Mt Otakadoya) RTZRT JJY (Mt Hagane) MSF ↓ WWV, WWVB ↖︎RBU, RWM BPC↗︎ ↑  HBGHBG | | | | DCF49, DCF77DCF49, DCF7 BSF BPL, BPM |...
    49 KB (3,083 words) - 09:50, 27 May 2025
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    low frequency WWVB in Fort Collins, Colorado, is on the west coast of Kauaʻi, about 3 mi (5 km) south of Barking Sands. WWVH, WWV and WWVB are operated...
    48 KB (4,846 words) - 00:28, 18 May 2025
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    Okayama, D.T. (2005). "NIST Time and Frequency Radio Stations: WWV, WWVH, and WWVB" (PDF). National Institute of Standards and Technology. (Special Publication...
    52 KB (6,081 words) - 03:17, 26 May 2025
  • Thumbnail for JJY
    format is very similar to that of WWVB in the United States but technically is a variant of IRIG. Similarly to WWVB or MSF the signal of JJY is used to...
    18 KB (1,712 words) - 11:43, 22 September 2024
  • Commodore International John Lowe (September 2012), Enhanced WWVB Broadcast Format (PDF) WWVB Radio Controlled Clocks: Recommended Practices for Manufacturers...
    130 KB (3,762 words) - 18:47, 20 May 2025
  • Thumbnail for Network Time Protocol
    PPS Generic pulse-per-second IRIG Inter-Range Instrumentation Group WWVB LF Radio WWVB Fort Collins, Colorado 60 kHz DCF LF Radio DCF77 Mainflingen, DE 77...
    62 KB (6,428 words) - 17:05, 7 April 2025
  • station WWVB is the only option for reliable time signals during geomagnetic storms in the Western Arctic, based on WWVB's published pattern maps. If WWVB is...
    14 KB (1,809 words) - 04:29, 12 February 2025
  • defines the second—NIST broadcasts time signals via longwave radio station WWVB near Fort Collins, Colorado, and shortwave radio stations WWV and WWVH, located...
    50 KB (4,843 words) - 19:10, 24 May 2025
  • Thumbnail for Casio Wave Ceptor
    different transmitters are not compatible with each other; a watch designed for WWVB only cannot receive MSF. Japan Watches can receive signals from two JJY transmitters:...
    6 KB (693 words) - 05:14, 10 March 2025
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    Special Publication 250-67: NIST Time and Frequency Stations: WWV, WWVH and WWVB (PDF). NIST. Archived from the original (PDF) on January 25, 2017. Retrieved...
    9 KB (858 words) - 02:48, 21 February 2025
  • Thumbnail for Watch
    signals from GPS navigation satellites, the German DCF77 signal in Europe, WWVB in the US, and others. Movements of this type may, among others, synchronize...
    96 KB (10,379 words) - 13:37, 25 May 2025
  • Thumbnail for Longwave
    the range that transmit coded time signals to radio clocks. For example: WWVB in Colorado, United States, on 60 kHz, 70 kW ERP DCF77 in Frankfurt, Germany...
    18 KB (1,970 words) - 19:07, 6 December 2024
  • Thumbnail for Time signal
    use a national or regional longwave digital signal; for example, station WWVB in the U.S. . The audio portions of the shortwave WWV and WWVH broadcasts...
    26 KB (3,084 words) - 07:52, 1 March 2025
  • Thumbnail for WVBX
    WVBX (redirect from WWVB-FM)
    from WYSK to WWVB-FM on January 11, 2008, to go along with the new moniker "The Vibe". On August 13, 2009, the call sign was changed from WWVB-FM to WVBX...
    5 KB (413 words) - 10:48, 12 January 2025
  • Thumbnail for Fort Collins, Colorado
    Burlington Northern Santa Fe railroads. NIST time signal transmitters WWV and WWVB are near the city Poudre Valley Hospital has helped make Fort Collins into...
    78 KB (6,963 words) - 14:59, 15 May 2025
  • signal and standard-frequency stations have the reserved call signs WWV, WWVB through WWVI, WWVL, and WWVS. This grouping is derived from shortwave station...
    44 KB (6,057 words) - 14:03, 24 May 2025
  • from another source (for example, another NTP server, a DCF77 receiver, a WWVB receiver, or a GPS disciplined oscillator). Joining the server can be done...
    6 KB (598 words) - 18:31, 21 May 2025
  • Thumbnail for History of watches
    broadcast by government-operated time stations such as JJY, MSF, RBU, DCF77, and WWVB, received by a radio receiver in the watch. This allows the watch to have...
    50 KB (5,919 words) - 08:34, 27 May 2025
  • Thumbnail for Vacuum tube
    US WWVB radio station signal generator using vacuum tubes, 1943...
    125 KB (15,976 words) - 22:10, 4 May 2025
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    chronometer time ball Time signal time service radio stations WWV, WWVH, & WWVB USNO personnel Rear Admiral Samuel P. Carter Lieutenant James Melville Gilliss...
    38 KB (3,299 words) - 04:58, 17 May 2025
  • directly derived from IRIG H are used by NIST radio stations WWV, WWVH and WWVB. For example, one of the most common formats, IRIG B122: IRIG B122 transmits...
    15 KB (1,449 words) - 14:21, 19 May 2025
  • devices became feasible for the mass market only after the output power of WWVB was increased in 1997 and 1999. JJY transmitting broadcast on the exact same...
    22 KB (2,427 words) - 13:31, 6 February 2025
  • Thumbnail for Daylight saving time in the United States
    distribution CHU distributes official time in Canada WWV and WWVH (NIST Shortwave) WWVB (NIST Longwave) Quasi-governmental time distribution systems CDMA cellphone...
    54 KB (5,917 words) - 18:20, 10 April 2025
  • Thumbnail for Electronic test equipment
    series Tektronix TM500 and has a digital voltmeter, a digital counter, an old WWVB frequency standard receiver with phase comparator, and function generator...
    17 KB (2,081 words) - 22:59, 25 April 2024
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    PMC 8288775. PMID 34691520. [email protected] (11 February 2010). "Help with WWVB Radio Controlled Clocks". NIST. Retrieved 15 February 2022. McCarthy, D....
    113 KB (12,188 words) - 05:34, 24 May 2025
  • Thumbnail for Time from NPL (MSF)
    Signal Coordinated Universal Time DCF77, similar time service in Germany WWVB, similar time service in the United States "NPL Time Metrology". National...
    24 KB (2,369 words) - 10:41, 10 April 2025