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  2. Echo suppression and cancellation - Wikipedia

    en.wikipedia.org/wiki/Echo_suppression_and...

    Although echo suppressors and echo cancellers have similar goals—preventing a speaking individual from hearing an echo of their own voice—the methods they use are different: Echo suppressors work by detecting a voice signal going in one direction on a circuit, and then muting or attenuating the signal in the other direction. Usually, the ...

  3. Spill (audio) - Wikipedia

    en.wikipedia.org/wiki/Spill_(audio)

    Spill occurs when sound is detected by a microphone not intended to pick it up (for example, the vocals being detected by the microphone for the guitar). [3] Spill is often undesirable in popular music recording, [4] as the combined signals during the mix process can cause phase cancellation and may cause difficulty in processing individual tracks. [2]

  4. Audio feedback - Wikipedia

    en.wikipedia.org/wiki/Audio_feedback

    Block diagram of the signal-flow for a common feedback loop [1]: 118 . Audio feedback (also known as acoustic feedback, simply as feedback) is a positive feedback situation that may occur when an acoustic path exists between an audio output (for example, a loudspeaker) and its audio input (for example, a microphone or guitar pickup).

  5. Audacity (audio editor) - Wikipedia

    en.wikipedia.org/wiki/Audacity_(audio_editor)

    Audacity is a free and open-source digital audio editor and recording application software, available for Windows, macOS, Linux, and other Unix-like operating systems. [ 4 ] [ 5 ] As of December 6, 2022, Audacity is the most popular download at FossHub, [ 8 ] with over 114.2 million downloads since March 2015.

  6. Livescribe - Wikipedia

    en.wikipedia.org/wiki/Livescribe

    A Livescribe smartpen is about the size and weight of a large pen (5/8" x 6 1/8"), and is equipped with a removable ball-point ink cartridge, a microphone to record audio, a speaker for playback, a small OLED display, an infra-red camera, and internal flash memory that captures handwritten notes, audio and drawings.

  7. Debate microphone rules didn't stop Harris and Trump from ...

    www.aol.com/debate-microphone-rules-arent...

    Off mic, Harris said "Don't lie." Harris addressed Trump's past comments , saying a lost election would mean a "bloodbath" for America. "I never said 'bloodbath', it was a different term and it ...

  8. Sound recording and reproduction - Wikipedia

    en.wikipedia.org/wiki/Sound_recording_and...

    The first electrical recording issued to the public, with little fanfare, was of November 11, 1920, funeral service for The Unknown Warrior in Westminster Abbey, London. The recording engineers used microphones of the type used in contemporary telephones. Four were discreetly set up in the abbey and wired to recording equipment in a vehicle ...

  9. Microphone practice - Wikipedia

    en.wikipedia.org/wiki/Microphone_practice

    The equipment for the techniques also varies from the bulky to the small and convenient. A-B techniques generally use two separate microphone units, often mounted on a bar to define the separation. X-Y microphone capsules can be mounted in one unit, or even on the top of a handheld digital recorder.