amplifier response

  • 81Phase margin — In electronic amplifiers, phase margin is the difference, measured in degrees, between the phase of the amplifier s output signal and 360°. In feedback amplifiers, the phase margin is measured at the frequency at which the open loop voltage gain… …

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  • 82Tweeter — A tweeter is a loudspeaker designed to produce high frequencies, typically from around 2,000 hertz to 20,000 hertz (20,000 Hz, generally considered to be the upper limit of the human hearing). A few tweeters can manage response up to an octave or …

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  • 83List of electronics topics — Alphabetization has been neglected in some parts of this article (the b section in particular). You can help by editing it. This is a list of communications, computers, electronic circuits, fiberoptics, microelectronics, medical electronics,… …

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  • 84Engl — is a German company that makes high end tube amplifiers for electric guitars. Over the years ENGL has succeeded in becoming a global player in this market. Nowadays the company competes with leading makes such as Marshall and Mesa Boogie.Noted… …

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  • 85Car audio — Car audio/video (car AV), auto radio, mobile audio, 12 volt and other terms are used to describe the sound or video system fitted in an automobile. While 12 volt audio and video systems are also used, marketed, or manufactured for marine,… …

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  • 86BGW Systems — Infobox Company name = BGW Systems, Inc. type = Privately held company genre = foundation = Hawthorne, California, 1971 founder = Brian Gary Wachner location city = Montebello, California location country = location = locations = area served =… …

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  • 87Antique radio — DIORA AGA RSZ 50 ca.1947 from Poland An antique radio is a radio receiving set that is collectible because of its age and rarity. Although collectors may differ on the cutoff dates, most would use 50 years old, or the pre World War II Era, for… …

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  • 88Mission Freedom Loudspeaker — The Mission 770 Freedom was an award winning British loudspeaker produced by Mission Electronics, an audio company based in Huntingdon, United Kingdom. The Freedom model variants date from the late 70s through to the late 80s. In all of its… …

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  • 89Opto-isolator — This article is about the electronic component. For the optical component, see optical isolator. Schematic diagram of an opto isolator showing source of light (LED) on the left, dielectric barrier in the center, and sensor (phototransistor) on… …

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  • 90ear, human — ▪ anatomy Introduction       organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium).  The human ear, like …

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