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  2. Helium–neon laser - Wikipedia

    en.wikipedia.org/wiki/Helium–neon_laser

    Helium–neon laser at the University of Chemnitz, Germany. A helium–neon laser or He–Ne laser is a type of gas laser whose high energetic gain medium consists of a mixture of helium and neon (ratio between 5:1 and 20:1) at a total pressure of approximately 1 Torr (133 Pa) inside a small electrical discharge.

  3. Portable media player - Wikipedia

    en.wikipedia.org/wiki/Portable_media_player

    Today, every smartphone also serves as a portable media player; however, prior to the rise of smartphones in the 2007–2012 time frame, a variety of handheld players were available to store and play music. The immediate predecessor to the portable media player was the portable CD player and prior to that, the personal stereo.

  4. RPO-A Shmel - Wikipedia

    en.wikipedia.org/wiki/RPO-A_Shmel

    'rocket-propelled infantry flamethrower "Bumblebee"') is a man-portable, single-use, rocket-assisted thermobaric weapon. [ 7 ] [ 8 ] While its name directly translates to flamethrower (and it is classified as such in Russian military documents), the RPO-A Shmel is more accurately described as a thermobaric weapon . [ 9 ]

  5. Intel - Wikipedia

    en.wikipedia.org/wiki/Intel

    He contacted Intel but received no response. On October 30, he posted a message about his finding on the Internet. [136] Word of the bug spread quickly and reached the industry press. The bug was easy to replicate; a user could enter specific numbers into the calculator on the operating system.

  6. Android (operating system) - Wikipedia

    en.wikipedia.org/wiki/Android_(operating_system)

    Android recognizes two types of secondary storage: portable storage (which is used by default), and adoptable storage. Portable storage is treated as an external storage device. Adoptable storage, introduced on Android 6.0, allows the internal storage of the device to be spanned with the SD card, treating it as an extension of the internal storage.

  7. Timeline of computing hardware before 1950 - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_computing...

    He also invented a mechanical "planetary computer" which he called the Plate of Zones, which could graphically solve a number of planetary problems, including the prediction of the true positions in longitude of the Sun and Moon, [16] and the planets; [17] the latitudes of the Sun, Moon, and planets; and the ecliptic of the Sun.

  8. High altitude breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/High_altitude_breathing...

    Hence he proposed one closed-circuit assault followed shortly by an open-circuit assault (and a third assault if necessary). The cylinders used were dural light-alloy cylinders holding 800 litres or RAF steel wire-wound cylinders holding 1,400 litres of oxygen (both at 3,300 p.s.i.; 227.5 bar or 22.75 MPa).

  9. Kingdom Hearts: Chain of Memories - Wikipedia

    en.wikipedia.org/wiki/Kingdom_Hearts:_Chain_of...

    Player information, including cards and HP, is located on the left side of the screen while enemy information is located on the right. Kingdom Hearts: Chain of Memories is a combination of a role-playing video game and a collectible card game.