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2. Amplifier - Wikipedia

   en.wikipedia.org/wiki/Amplifier

   An amplifier, electronic amplifier or (informally) amp is an electronic device that can increase the magnitude of a signal (a time-varying voltage or current). It is a two-port electronic circuit that uses electric power from a power supply to increase the amplitude (magnitude of the voltage or current) of a signal applied to its input ...

3. Equalization (audio) - Wikipedia

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

   Equalization, or simply EQ, in sound recording and reproduction is the process of adjusting the volume of different frequency bands within an audio signal. The circuit or equipment used to achieve this is called an equalizer. [ 1 ][ 2 ] Most hi-fi equipment uses relatively simple filters to make bass and treble adjustments.

4. List of most-viewed YouTube videos - Wikipedia

   en.wikipedia.org/wiki/List_of_most-viewed...

   Shape of You " became the second video to reach four billion views in January 2019, [ 27 ] followed by "See You Again" in February 2019. [ 25 ] ". Baby Shark Dance " became the second video to reach five billion views in April 2020, [ 62 ] followed by "Shape of You" in October 2020.

5. Audio time stretching and pitch scaling - Wikipedia

   en.wikipedia.org/wiki/Audio_time_stretching_and...

   Time stretching is the process of changing the speed or duration of an audio signal without affecting its pitch. Pitch scaling is the opposite: the process of changing the pitch without affecting the speed. Pitch shift is pitch scaling implemented in an effects unit and intended for live performance. Pitch control is a simpler process which ...

6. AVS Video Editor - Wikipedia

   en.wikipedia.org/wiki/AVS_Video_Editor

   Transitions - help video clips smoothly go into one another, dissolve or overlap two video or image files. [13] Fade in and fade out video and audio files - dissolve a video to and from a blank image, reduce the audio volume at the end of the video and increase at the beginning. Slideshow creation - create a presentation of a series of still ...

7. ReplayGain - Wikipedia

   en.wikipedia.org/wiki/ReplayGain

   ReplayGain is a proposed technical standard published by David Robinson in 2001 to measure and normalize the perceived loudness of audio in computer audio formats such as MP3 and Ogg Vorbis. It allows media players to normalize loudness for individual tracks or albums. This avoids the common problem of having to manually adjust volume levels ...

8. Jawed Karim - Wikipedia

   en.wikipedia.org/wiki/Jawed_Karim

   Website. www.jawed.com. Jawed Karim (born October 28, 1979) is an American software engineer and Internet entrepreneur. He is one of the co-founders of YouTube and the first person to upload a video to the site. The site's inaugural video, " Me at the zoo ", uploaded on April 23, 2005, has been viewed over 330 million times as of August 14 ...

9. Rate–distortion optimization - Wikipedia

   en.wikipedia.org/wiki/Rate–distortion_optimization

   Rate–distortion optimization. Rate-distortion optimization (RDO) is a method of improving video quality in video compression. The name refers to the optimization of the amount of distortion (loss of video quality) against the amount of data required to encode the video, the rate. While it is primarily used by video encoders, rate-distortion ...