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  2. Pager - Wikipedia

    en.wikipedia.org/wiki/Pager

    Voice/Tone pagers enable pager users to listen to a recorded voice message when an alert is received. Numeric Numeric Pagers contain a numeric LCD display capable of displaying the calling phone number or other numeric information generally up to 10 digits. The display can also convey pager codes, a set of number codes corresponding to mutually ...

  3. Radio-paging code No. 1 - Wikipedia

    en.wikipedia.org/wiki/Radio-paging_code_No._1

    An NEC pager, using POCSAG coding branded for the Skyper network. Radio-paging code No. 1 (usually and hereafter called POCSAG) is an asynchronous protocol used to transmit data to pagers. Its usual designation is an acronym of the P ost O ffice C ode S tandardisation A dvisory G roup, the name of the group that developed the code under the ...

  4. Code page - Wikipedia

    en.wikipedia.org/wiki/Code_page

    Code page. In computing, a code page is a character encoding and as such it is a specific association of a set of printable characters and control characters with unique numbers. Typically each number represents the binary value in a single byte. (In some contexts these terms are used more precisely; see Character encoding § Terminology .)

  5. Telephone numbers in Japan - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Japan

    Area codes increase from north to south; Sapporo in Hokkaidō (the northernmost prefecture) has 11, and Setouchi's 99-73 is far to the south in Kagoshima. When the telephone system was devised, Okinawa was still under U.S. occupation , so when it was returned to Japan in 1972, its telephone numbers were squeezed between Miyazaki (98x) and ...

  6. North American Numbering Plan - Wikipedia

    en.wikipedia.org/wiki/North_American_Numbering_Plan

    The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean.This group is historically known as World Zone 1 and has the telephone country code 1.

  7. Telocator Alphanumeric Protocol - Wikipedia

    en.wikipedia.org/wiki/Telocator_Alphanumeric...

    Telocator Alphanumeric Protocol. 1985 MetroMedia IXO Device. Telocator Alphanumeric Protocol (TAP) is an industry-standard protocol for sending short messages via a land-line modem to a provider of pager and/or SMS services, for onward transmission to pagers and mobile phones. [1] [2]

  8. Magic number (programming) - Wikipedia

    en.wikipedia.org/wiki/Magic_number_(programming)

    Unnamed numerical constants. The term magic number or magic constant refers to the anti-pattern of using numbers directly in source code. This has been referred to as breaking one of the oldest rules of programming, dating back to the COBOL, FORTRAN and PL/1 manuals of the 1960s. [1] The use of unnamed magic numbers in code obscures the ...

  9. Motorola Pageboy II - Wikipedia

    en.wikipedia.org/wiki/Motorola_Pageboy_II

    Pb II MAA04FNC1568AA 440–470 MHz für Funftonfolge-Rufsysteme (Eur). Pb II radio pager H04BNC Series 406–420 MHz, 450–470 MHz (US and Eur). The variety and reliability made the system popular worldwide. The European system worked strictly in the 85–87, 150–170 and later on in the 450–512 MHz band and was based on the ZVEI codes.