feedback amplifier

[′fēd‚bak ′am·plə‚fī·ər]

(electronics)

An amplifier in which a passive network is used to return a portion of the output signal to its input so as to change the performance characteristics of the amplifier.

Mentioned in ?

Black, Harold Stephen

References in periodicals archive ?

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As a result, a large number of current mode active elements such as operational transconductance amplifier (OTA), current conveyor (CC), current controlled conveyor (CCC), current feedback amplifier (CFOA), operational transresistance amplifier (OTRA), differential voltage current conveyor (DVCC), current differencing buffered amplifier (CDBA), current differencing transconductance amplifier (CDTA), and voltage differencing transconductance amplifier (VDTA) are published.

Operational Simulation of LC Ladder Filter Using VDTA

The FET's dc output also serves as the feed for the feedback amplifier to control the bias points for the FET and TD.

An Experiment and Detection Scheme for Cavity-Based Light Cold Dark Matter Particle Searches

Active Network Analysis: Feedback Amplifier Theory, 2nd Edition

A LDO regulator can be seen as a negative feedback amplifier composed by two or more single stages, in which each one is biased in the saturation region typically, in order to develop a high speed and gain.

Regulador de voltaje -LDO- completamente integrado de baja caida de tension, alta velocidad y bajo consumo de area

The proposed ETDI of Figure 1(a) is built with readily available ADF-844/846 type CFA device [28, 29]; since MMCC [30]-chip is not yet commercially available, we configured it [12,31] as shown in Figure 1(d), with four-quadrant multiplier (ICL-8013 or AD-534) coupled with a current feedback amplifier (CFA) device (AD-844 or AD-846).

Electronically tunable differential integrator: linear voltage controlled quadrature oscillator

4) was constructed using current feedback amplifier AD8001.

Driver topology influence on LED luminescence response dynamics

Provider of silicon and software solutions CSR plc (LSE: CSR; NASDAQ: CSRE) announced on Tuesday that it has acquired Direct Digital Feedback Amplifier (DDFA) technology, which will enhance and extend its range of audio solution products.

CSR adds digital Class-D audio amplifier technology to audio platform

Accordingly, the feedback amplifier shown in Figure 1 was created as an initial example.

2-4-6-8: what you gonna' simulate?

Sansui papers show how distortion from transistors in a true balanced feedback amplifier is reduced in comparison to a bridged amp.

Son of Ampzilla 2000 Circuit and Measurement Review

Figure 1 shows the common Darlington feedback amplifier topology and illustrates its design application.

Standard 5 V medium power InGaP Darlington amplifiers

Equation (12) shows that the noise of the transfer resistance amplifier will in general be small compared to the voltage noise of the impedance feedback amplifier by virtue of the relatively large gain of this bootstrap operation.