negative-feedback amplifier

См. также в других словарях:

• Negative feedback amplifier — Figure 1: Ideal negative feedback model A negative feedback amplifier (or more commonly simply a feedback amplifier) is an amplifier which combines a fraction of the output with the input so that a negative feedback opposes the original signal.… …   Wikipedia

• negative feedback amplifier — neigiamojo grįžtamojo ryšio stiprintuvas statusas T sritis automatika atitikmenys: angl. negative feedback amplifier vok. gegenkoppelter Verstärker, m; Gegenkopplungsverstärker, m rus. усилитель с отрицательной обратной связью, m pranc.… …   Automatikos terminų žodynas

• Negative feedback — Most endocrine hormones are controlled by a physiologic negative feedback inhibition loop, such as the glucocorticoids secreted by the adrenal cortex. The hypothalamus secretes corticotropin releasing hormone (CRH), which directs the anterior… …   Wikipedia

• Feedback (disambiguation) — Feedback is information about actions returned to the source of the actions. To request for feedback on new articles and major edits go .Feedback may also refer to: * Positive feedback, a feedback system that responds to perturbation in the same… …   Wikipedia

• Feedback — For other uses, see Feedback (disambiguation). Feedback describes the situation when output from (or information about the result of) an event or phenomenon in the past will influence an occurrence or occurrences of the same (i.e. same defined)… …   Wikipedia

• Amplifier — For other uses, see Amplifier (disambiguation). Generally, an amplifier or simply amp, is a device for increasing the power of a signal. In popular use, the term usually describes an electronic amplifier, in which the input signal is usually a… …   Wikipedia

• Negative resistance — is a property of some electric circuits where an increase in the current entering a port results in a decreased voltage across the same port. This is in contrast to a simple ohmic resistor, which exhibits an increase in voltage under the same… …   Wikipedia

• feedback — /ˈfidbæk / (say feedbak) noun 1. the returning of a part of the output of any system, especially a mechanical, electronic, or biological one, as input, especially for correction or control purposes, to alter the characteristic sound of… …  

• Operational amplifier — A Signetics μa741 operational amplifier, one of the most successful op amps. An operational amplifier ( op amp ) is a DC coupled high gain electronic voltage amplifier with a differential input and, usually, a single ended output.[1] An op amp… …   Wikipedia

• Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… …   Wikipedia

• Williamson amplifier — A Williamson amplifier refers to a type of vacuum tube (valve) amplifier whose circuit design is similar to that originally published by D.T.N. Williamson. Contents 1 Explanation 2 Description 3 See also 4 References …   Wikipedia