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  2. Measurement microphone calibration - Wikipedia

    en.wikipedia.org/wiki/Measurement_microphone...

    A microphone’s sensitivity varies with frequency (as well as with other factors such as environmental conditions) and is therefore normally recorded as several sensitivity values, each for a specific frequency band (see frequency spectrum). A microphone’s sensitivity can also depend on the nature of the sound field it is exposed to.

  3. Microphone blocker - Wikipedia

    en.wikipedia.org/wiki/Microphone_blocker

    A 3.5 mm microphone blocker with just TS channel is enough to disconnect the internal microphone, but most commercial microphone blockers have TRRS connections which in theory makes them headset blockers that in smartphones also disconnect the internal speaker in media player software because they will try to connect to the headphones, while ...

  4. Intel High Definition Audio - Wikipedia

    en.wikipedia.org/wiki/Intel_High_Definition_Audio

    Computer motherboards often provide a connector to bring microphone and headphone signals to the computer's front panel. Intel provides a general specification for this process, but the signal assignments are different for both AC'97 and HD Audio headers. [11] The pin assignments for the AC'97 and HD Audio connectors are: [11]: 21, 22

  5. Accessing AOL Sites or Apps Using Windows 10 - AOL Help

    help.aol.com/articles/accessing-aol-sites-or...

    Great question! Use the steps below to find all your favorite AOL apps in the Microsoft store. To find your favorite AOL apps, first open the Start menu and click the Windows Store icon.

  6. Audio headset - Wikipedia

    en.wikipedia.org/wiki/Audio_headset

    General 3.5 mm computer headsets come with two 3.5 mm connectors: one connecting to the microphone jack and one connecting to the headphone/speaker jack of the computer. 3.5 mm computer headsets connect to the computer via a sound card, which converts the digital signal of the computer to an analog signal for the headset. USB computer headsets ...

  7. Microphone connector - Wikipedia

    en.wikipedia.org/wiki/Microphone_connector

    Two pins are used for the mono headphone signal and two pins for the unbalanced microphone signal. The 4-pin XLR connector is also commonly used on amateur radio microphones, but transferring unbalanced audio instead, and using the 4th pin (with the common ground) for a push-to-talk (PTT) circuit activated by a button on the microphone.

  8. Fix problems reading or receiving AOL Mail

    help.aol.com/articles/fix-problems-reading-or...

    Check your other folders. The first thing place to check if you're missing mail is to check your other folders. If you find missing messages in these folders it's likely they were either mistakenly marked as spam or filtered. Should this happen, check your filters and spam settings to make sure they're what you expect them to be.

  9. Menu (computing) - Wikipedia

    en.wikipedia.org/wiki/Menu_(computing)

    A context menu is a menu in which the choices presented to the operator are automatically modified according to the current context in which the operator is working. A common use of menus is to provide convenient access to various operations such as saving or opening a file , quitting a program , or manipulating data.