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  2. LED tube - Wikipedia

    en.wikipedia.org/wiki/LED_tube

    LED tubes. LED tube is a type of LED lamp used in fluorescent tube luminaires with G5 and G13 bases to replace traditional fluorescent tubes. [1] As compared to fluorescent tubes, the most important advantages of LED tubes are energy efficiency and long service life. LED tubes are sometimes also referred to as ‘LED fluorescent tubes’.

  3. Sylvania Electric Products - Wikipedia

    en.wikipedia.org/wiki/Sylvania_Electric_Products

    Sylvania Model 4P14 (1961) radio, made of plastic Sylvania was a major manufacturer of vacuum tubes until the early 1980s Vacuum tube cartons displaying two generations of Sylvania branding SG7460 (7400 series) integrated circuit manufactured by Sylvania

  4. List of flat panel display manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_flat_panel_display...

    Chunghwa Picture Tubes: Longtan Taiwan [63] 2002 gen 4.5, gen 6 gen 4.5: 180,000, gen 6: 90,000 Chunghwa Picture Tubes Yamme Taiwan [64] gen 4.5, gen 6 Giantplus Technology: Bade Plant Taiwan [65] gen 3 Giantplus Technology Hsinchu Plant Taiwan [65] gen 3.5 Giantplus Technology Kunshan Giantplus Optronics Display Technology Co., Ltd China [65]

  5. Phase-out of incandescent light bulbs - Wikipedia

    en.wikipedia.org/wiki/Phase-out_of_incandescent...

    60 W incandescent light bulb with energy efficiency class E Equivalent 42 W halogen incandescent light bulb with efficiency class C Compact fluorescent lamp LED lamp. Various governments have passed legislation to phase out manufacturing or importation of incandescent light bulbs for general lighting in favor of more energy-efficient alternatives.

  6. Made in USA - Wikipedia

    en.wikipedia.org/wiki/Made_in_USA

    1926 Ford Model T hubcap made in USA. A Made in USA mark is a country of origin label affixed to American-made products that indicates the product is "all or virtually all" domestically produced, manufactured and assembled in the United States of America. The label is regulated by the Federal Trade Commission (FTC). [1]

  7. Tung-Sol - Wikipedia

    en.wikipedia.org/wiki/Tung-Sol

    A Curristor vacuum tube that had four types of nitrogen-filled, radioactive constant-current tubes with a current plateau from 25 to 500 V, all-glass wire-ended, active material is 226Ra with a half-life of 1601 years, for linear capacitor charging and draining in missile and ordinance mine timing circuits, instrumentation biasing, as current ...

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