enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Mechanically powered flashlight - Wikipedia

   en.wikipedia.org/wiki/Mechanically_powered...

   Mechanically powered flashlights were distributed by aid organizations to survivors of the 2010 Haiti earthquake since electric power was lost for a long period. A mechanically powered flashlight (UK: mechanically powered torch ) is a flashlight that is powered by electricity generated by the muscle power of the user, so it does not need ...

3. Flashlight - Wikipedia

   en.wikipedia.org/wiki/Flashlight

   A set of modern LED flashlights. A flashlight or electric torch (Commonwealth English), usually shortened to torch, is a portable hand-held electric lamp.Formerly, the light source typically was a miniature incandescent light bulb, but these have been displaced by light-emitting diodes (LEDs) since the early 2000s.

4. LED circuit - Wikipedia

   en.wikipedia.org/wiki/LED_circuit

   Switched-mode power supplies (e.g. buck, boost, and buck-boost converters) are used in LED flashlights and household LED lamps. Power MOSFETs are typically used for switching LED drivers, which is an efficient solution to drive high-brightness LEDs. Power integrated circuit (IC) chips are widely used to drive the MOSFETs directly, without the ...

5. Category:Flashlights - Wikipedia

   en.wikipedia.org/wiki/Category:Flashlights

   Main page; Contents; Current events; Random article; About Wikipedia; Contact us

6. Power supply - Wikipedia

   en.wikipedia.org/wiki/Power_supply

   An integrated power supply is one that shares a common printed circuit board with its load. An external power supply, AC adapter or power brick, is a power supply located in the load's AC power cord that plugs into a wall outlet; a wall wart is an external supply integrated with the outlet plug itself. These are popular in consumer electronics ...

7. Power module - Wikipedia

   en.wikipedia.org/wiki/Power_module

   A power module or power electronic module provides the physical containment for several power components, usually power semiconductor devices. These power semiconductors (so-called dies ) are typically soldered or sintered on a power electronic substrate that carries the power semiconductors, provides electrical and thermal contact and ...

8. Congress readies a no-drama certification of Trump's win, 4 ...

   www.aol.com/congress-readies-no-drama...

   At 2:05 p.m., officers battle the crowd over metal bike racks on the Capitol's lower West terrace. Dale Huttle of Indiana hits two officers with an upside-down American flag on a pole, spearing ...

9. Olight - Wikipedia

   en.wikipedia.org/wiki/Olight

   Olight is a flashlight brand [4] that was founded in 2007 by Fox Fan. [5] The brand is headquartered in Taiwan, [6] and has operations in Georgia, United States. [7]Olight specializes in the production of flashlights, [8] including LED flashlights, [9] survival lights, [10] and tactical flashlights. [11]