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  2. Time base correction - Wikipedia

    en.wikipedia.org/wiki/Time_base_correction

    Time base correction (TBC) is a technique to reduce or eliminate errors caused by mechanical instability present in analog recordings on mechanical media. Without time base correction, a signal from a videotape recorder (VTR) or videocassette recorder (VCR), cannot be mixed with other, more time-stable devices such as character generators and video cameras found in television studios and post ...

  3. Tanzania Broadcasting Corporation - Wikipedia

    en.wikipedia.org/wiki/Tanzania_Broadcasting...

    TBC Establishment Order signed by His Excellency the President of the United republic of Tanzania on 18 August 2007 Singida TV and Radio transmitter stations commissioned in 2010 10 new FM radio transmitter stations established at Sumbawanga, Kilimanjaro, Shinyanga, Babati, Mpanda, Tunduru, Songea, Morogoro, Iringa and Masasi in 2010/2011

  4. Adjusted ERA+ - Wikipedia

    en.wikipedia.org/wiki/Adjusted_ERA+

    ERA+ is calculated as: + = Where ERA is the pitcher's ERA, lgERA is the average ERA of the league, and PF is the park factor of the pitcher in question.. This formula is now standard, [1] although Baseball-Reference.com briefly used a different formula which took values strictly between 0 and 200 instead of between 0 and infinity, but the current website shows values above 200 so it is clearly ...

  5. Daylight saving time by country - Wikipedia

    en.wikipedia.org/wiki/Daylight_saving_time_by...

    The shift is the amount of time added at the DST start time and subtracted at the DST end time. For example, in Canada and the United States, when DST starts, the local time changes from 02:00 to 03:00, and when DST ends, the local time changes from 02:00 to 01:00. As the time change depends on the time zone, it does not occur simultaneously in ...

  6. Time-variation of fundamental constants - Wikipedia

    en.wikipedia.org/wiki/Time-variation_of...

    Changes in physical constants are not meaningful if they result in an observationally indistinguishable universe. For example, a "change" in the speed of light c would be meaningless if accompanied by a corresponding "change" in the elementary charge e so that the ratio e 2:c (the fine-structure constant) remained unchanged. [8]

  7. TBC - Wikipedia

    en.wikipedia.org/wiki/TBC

    Tram et Bus de la CUB (TBC), now Transports Bordeaux Métropole, the operator of three tram lines and a bus network in Bordeaux, France; TBC Bank, a private bank in Republic of Georgia; TBC Corporation, parent company of National Tire and Battery and other tire retailers and distributors; The Beistle Company of Shippensburg, Pennsylvania, US

  8. Epoch - Wikipedia

    en.wikipedia.org/wiki/Epoch

    Except for this era, it is the Gregorian calendar. In the French Republican Calendar , a calendar used by the French government for about twelve years from late 1793, the epoch was the beginning of the "Republican Era", September 22, 1792 (the day the French First Republic was proclaimed, one day after the Convention abolished the Ancien Regime ).

  9. Era - Wikipedia

    en.wikipedia.org/wiki/Era

    An era is a span of time defined for the purposes of chronology or historiography, as in the regnal eras in the history of a given monarchy, a calendar era used for a given calendar, or the geological eras defined for the history of Earth. [1] Comparable terms are Epoch, age, period, saeculum, aeon (Greek aion) [2] and Sanskrit yuga. [3]