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  2. Potentiometer - Wikipedia

    en.wikipedia.org/wiki/Potentiometer

    A potentiometer was often used to adjust "vertical hold", which affected the synchronization between the receiver's internal sweep circuit (sometimes a multivibrator) and the received picture signal, along with other things such as audio-video carrier offset, tuning frequency (for push-button sets) and so on. It also helps in frequency ...

  3. Detent - Wikipedia

    en.wikipedia.org/wiki/Detent

    A detent is a mechanical or magnetic means to resist or arrest the movement of a mechanical device. [1] Such a device can be anything ranging from a simple metal pin to a machine. The term is also used for the method involved. Magnetic detents are most often used to divide a shaft rotation into discrete increments.

  4. Power symbol - Wikipedia

    en.wikipedia.org/wiki/Power_symbol

    A power symbol is a symbol indicating that a control activates or deactivates a particular device. Such a control may be a rocker switch, a toggle switch, a push-button, a virtual switch on a display screen, or some other user interface. The internationally standardized symbols are intended to communicate their function in a language ...

  5. Multimeter - Wikipedia

    en.wikipedia.org/wiki/Multimeter

    Display counts give the largest number, or the largest number plus one (to include the display of all zeros) the multimeter's display can show, ignoring the decimal separator. For example, a 5 + 1 ⁄ 2-digit multimeter can also be specified as a 199999 display count or 200000 display count multimeter. Often the display count is just called the ...

  6. Switch - Wikipedia

    en.wikipedia.org/wiki/Switch

    Each key of a computer keyboard, for example, is a normally-open "push-to-make" switch. A "push-to-break" (or normally-closed or NC) switch, on the other hand, breaks contact when the button is pressed and makes contact when it is released. An example of a push-to-break switch is a button used to release a door held closed by an electromagnet.

  7. Apple to announce AI wall tablet as soon as March, Bloomberg ...

    www.aol.com/news/apple-announce-ai-wall-tablet...

    The product, code-named J490, could be announced as early as March, the report said, adding that it will spotlight the new AI platform, Apple Intelligence. Apple did not immediately respond to a ...

  8. Reference designator - Wikipedia

    en.wikipedia.org/wiki/Reference_designator

    A reference designator unambiguously identifies the location of a component within an electrical schematic or on a printed circuit board.The reference designator usually consists of one or two letters followed by a number, e.g. C3, D1, R4, U15.

  9. Sign in to AOL Desktop Gold and manage your usernames

    help.aol.com/articles/aol-desktop-signing-on

    1. Launch AOL Desktop Gold. 2. On the sign on screen, click the small arrow pointing down. 3. Click Add Username. 4. Type in another username and click Continue.Enter your password in the window that appears.