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  2. RHA Audio - Wikipedia

    en.wikipedia.org/wiki/RHA_Audio

    Origin North Ltd. (formerly RHA Technologies Ltd.) is an independent audio company based in Glasgow. The company was founded in 2011 by Thomas Heath and Andrew Reid. RHA being an acronym for Reid and Heath Acoustics. [citation needed] Before 2011 Reid and Heath operated another audio company called Audio Chi [2] which was liquidated and they ...

  3. Noise-cancelling headphones - Wikipedia

    en.wikipedia.org/wiki/Noise-cancelling_headphones

    Noise -cancelling headphones alongside a carry case. Noise-cancelling headphones are headphones which suppress unwanted ambient sounds using active noise control. This is distinct from passive headphones which, if they reduce ambient sounds at all, use techniques such as soundproofing . Noise cancellation makes it possible to listen to audio ...

  4. Audio-to-video synchronization - Wikipedia

    en.wikipedia.org/wiki/Audio-to-video_synchronization

    v. t. e. Audio-to-video synchronization ( AV synchronization, also known as lip sync, or by the lack of it: lip-sync error, lip flap) refers to the relative timing of audio (sound) and video (image) parts during creation, post-production (mixing), transmission, reception and play-back processing. AV synchronization can be an issue in television ...

  5. Download attachments in AOL Mail - AOL Help

    help.aol.com/articles/download-attachments-in...

    Download all attachments in a single zip file, or download individual attachments. While this is often a seamless process, you should also be aware of how to troubleshoot common errors. Emails with attachments can be identified with Attachment icon in the message preview from the inbox. Download all attachments

  6. Troubleshooting AOL Desktop Gold - AOL Help

    help.aol.com/articles/aol-desktop-troubleshooting

    If AOL Desktop Gold is running slowly, try the solutions listed below. After trying a solution, please see if the problem with your Desktop Gold is fixed. If it's not, please continue to the next solution until the problem is fixed. Exit and restart Desktop Gold • If the issue still exists, proceed to the next step.

  7. Head-related transfer function - Wikipedia

    en.wikipedia.org/wiki/Head-related_transfer_function

    HRTF filtering effect. A head-related transfer function (HRTF) is a response that characterizes how an ear receives a sound from a point in space. As sound strikes the listener, the size and shape of the head, ears, ear canal, density of the head, size and shape of nasal and oral cavities, all transform the sound and affect how it is perceived, boosting some frequencies and attenuating others.

  8. PC speaker - Wikipedia

    en.wikipedia.org/wiki/PC_speaker

    A PC speaker is a loudspeaker built into some IBM PC compatible computers. The first IBM Personal Computer, model 5150, employed a standard 2.25 inch magnetic driven (dynamic) speaker. [1] More recent computers use a tiny moving-iron or piezo speaker instead. [2] The speaker allows software and firmware to provide auditory feedback to a user ...

  9. User error - Wikipedia

    en.wikipedia.org/wiki/User_error

    Phrases used by the tech savvy to mean that a problem is caused entirely by the fault of the user include PEBKAC (an acronym for "problem exists between keyboard and chair"), PEBCAK (an alternative, but similar, acronym for "problem exists between chair and keyboard"), POBCAK (a US government/military acronym for "problem occurs between chair ...