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2. SN 441011 - Wikipedia

   en.wikipedia.org/wiki/SN_441011

   Pre-2009 T12 plug and pre-2017 T12 socket: fingers can touch dangerous voltage. Originally, T12 plugs and sockets (the most common in domestic use) posed a safety concern. As the T12 sockets are flat and as the pins of the plugs did not have any insulation, the electrical contact was established in the pins even though the latter remained ...

3. Lightbulb socket - Wikipedia

   en.wikipedia.org/wiki/Lightbulb_socket

   A lightbulb socket, lightbulb holder, light socket, lamp socket or lamp holder is a device which mechanically supports and provides electrical connections for a compatible electric lamp base. [1] Sockets allow lamps to be safely and conveniently replaced (re-lamping).

4. LED tube - Wikipedia

   en.wikipedia.org/wiki/LED_tube

   LED tubes are available with colour temperatures comparable to those of other lighting technologies. However, colder colour temperatures are more favourable in case of the LED technology. The warmer is the light achieved by the LED technology, the more are the benefits characteristic to the technology sacrificed (luminous power, for example).

5. Edison screw - Wikipedia

   en.wikipedia.org/wiki/Edison_screw

   Some adapters for wall outlets use an Edison screw, allowing a light socket to become an ungrounded electrical outlet (such as to install Christmas lights temporarily via a porch light), or to make a pull-chain switch with two outlets, or to split it for two lamps. Another adapter can make a wall outlet into a lamp holder (lamp socket).

6. Bi-pin lamp base - Wikipedia

   en.wikipedia.org/wiki/Bi-pin_lamp_base

   The suffix after the G indicates the pin spread; the G dates to the use of Glass for the original bulbs. GU usually also indicates that the lamp provides a mechanism for physical support by the luminaire: in some cases, each pin has a short section of larger diameter at the end (sometimes described as a "peg" rather than a "pin" [2]); the socket allows the bulb to lock into place by twisting ...

7. List of video connectors - Wikipedia

   en.wikipedia.org/wiki/List_of_video_connectors

   1 RCA, BNC, TV Aerial Plug, Mini-VGA, DIN 5-pin, [4] SCART 21-pin: Analog: 576 lines tv compatible 625 lines tv compatible Consumer electronics, including VCR and LaserDisc, 1970–1980s home computers like the VIC-20, 1980s–1990s video game consoles, some laptops, some single-board computers like the Raspberry Pi: Used with PAL, NTSC or ...