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2. Time switch - Wikipedia

   en.wikipedia.org/wiki/Time_switch

   A time switch (also called a timer switch, or simply timer) is a device that operates an electric switch controlled by a timer . Intermatic introduced its first time switch in 1945, which was used for "electric signs, store window lighting, apartment hall lights, stokers, and oil and gas burners." A consumer version was added in 1952.

3. Telechron - Wikipedia

   en.wikipedia.org/wiki/Telechron

   1992. ( 1992) Headquarters. Ashland, Massachusetts, U.S. Telechron was an American company that manufactured electric clocks between 1912 and 1992. "Telechron" is derived from the Greek words tele, meaning "far off," and chronos, "time," thus referring to the transmission of time over long distances. Founded by Henry Ellis Warren, Telechron ...

4. Ethernet - Wikipedia

   en.wikipedia.org/wiki/Ethernet

   Symbol used by Apple on some devices to denote an Ethernet connection. Ethernet ( / ˈiːθərnɛt / EE-thər-net) is a family of wired computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN). [1] It was commercially introduced in 1980 and first standardized in ...

5. X10 (industry standard) - Wikipedia

   en.wikipedia.org/wiki/X10_(industry_standard)

   Soon after came the wall switch module and the first X10 timer. In the 1980s, the CP-290 computer interface was released. Software for the interface runs on the Commodore 64 , Apple II , Macintosh , MS-DOS , and Microsoft Windows .

6. Sabbath mode - Wikipedia

   en.wikipedia.org/wiki/Sabbath_mode

   Sabbath mode, also known as Shabbos mode (Ashkenazi pronunciation) or Shabbat mode, is a feature in many modern home appliances, including ovens, [1] dishwashers, [2] and refrigerators, [3] which is intended to allow the appliances to be used (subject to various constraints) by Shabbat-observant Jews on the Shabbat and Jewish holidays.

7. Telephone exchange - Wikipedia

   en.wikipedia.org/wiki/Telephone_exchange

   Telephone exchange. A telephone operator manually connecting calls with cord pairs at a telephone switchboard. A modern central office, equipped with voice communication and broadband data capabilities. A telephone exchange, also known as a telephone switch or central office, is a crucial component in the public switched telephone network (PSTN ...