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  2. Astro Gaming - Wikipedia

    en.wikipedia.org/wiki/Astro_Gaming

    By 2010, ASTRO Gaming had 23 employees and had raised more than $5 million in additional funding. [5] In early 2011, the publicly traded Utah-based company, Skullcandy, purchased Astro Gaming for $10.8 million, acquiring all assets. [6] In 2016, Mill Road Capital purchased all outstanding stock of Skullcandy and its subsidiary, Astro Gaming. [7]

  3. Wireless microphone - Wikipedia

    en.wikipedia.org/wiki/Wireless_microphone

    A wireless microphone, or cordless microphone, is a microphone without a physical cable connecting it directly to the sound recording or amplifying equipment with which it is associated. Also known as a radio microphone , it has a small, battery-powered radio transmitter in the microphone body, which transmits the audio signal from the ...

  4. Sidetone - Wikipedia

    en.wikipedia.org/wiki/Sidetone

    In telephony, sidetone is the effect of sound picked up by the telephone's transmitter (mouthpiece) and instantly introduced at a low electronic signal level into the receiver (earpiece) of the same handset, a form of electrical feedback through the telephone hybrid. [1]

  5. Noise-canceling microphone - Wikipedia

    en.wikipedia.org/wiki/Noise-canceling_microphone

    The internal electronic circuitry of an active noise-canceling mic attempts to subtract noise signal from the primary microphone. The circuit may employ passive or active noise canceling techniques to filter out the noise, producing an output signal that has a lower noise floor and a higher signal-to-noise ratio .

  6. Echo suppression and cancellation - Wikipedia

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

    Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present. In addition to improving subjective audio quality, echo suppression increases the capacity achieved through silence suppression by preventing echo from traveling across a ...

  7. 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).

  8. Echo chamber - Wikipedia

    en.wikipedia.org/wiki/Echo_chamber

    An echo chamber is a hollow enclosure used to produce reverberation, usually for recording purposes. A traditional echo chamber is covered in highly acoustically reflective surfaces. By using directional microphones pointed away from the speakers, echo capture is maximized. Some portions of the room can be moved to vary the room's decay time.

  9. Astro Studios - Wikipedia

    en.wikipedia.org/wiki/Astro_Studios

    Astro Studios is an American design firm in San Francisco, California that is run by the DEA. The company uses designs it aqquires from the thousands of innocent ...