loop response

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• Loop gain — In negative feedback amplifiers, loop gain refers to the product of the gain in the feedback loop and the feedback factor in that loop. In Figure 1, the loop gain is the product β A OL.In telecommunication, the term loop gain has the following… …   Wikipedia

• Loop antenna — A shortwave loop antenna A loop antenna is a radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line. Within this physical description there are two very …   Wikipedia

• Loop start — In telecommunications, a loop start is a supervisory signal given by a telephone or PBX in response to the completion of the loop circuit, commonly referred to as off hook . When idle, or on hook , the loop is at 48V DC (provided by the CO or FXS …   Wikipedia

• Phase-locked loop — PLL redirects here. For other uses, see PLL (disambiguation). A phase locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is related to the phase of an input reference signal. It is an electronic… …   Wikipedia

• Costas loop — A Costas loop is a phase locked loop used for carrier phase recovery from suppressed carrier modulation signals, such as from double sideband suppressed carrier signals. It was invented by John P. Costas at General Electric in the 1950s. Its… …   Wikipedia

• Step response — The step response of a system in a given initial state consists of the time evolution of its outputs when its control inputs are Heaviside step functions. In electronic engineering and control theory, step response is the time behaviour of the… …   Wikipedia

• Closed-loop pole — Closed loop poles are the positions of the poles (or eigenvalues) of a closed loop transfer function in the s plane. The open loop transfer function is equal to the product of all transfer function blocks in the forward path in the block diagram …   Wikipedia

• Serum response factor — (c fos serum response element binding transcription factor) PDB rendering based on 1hbx …   Wikipedia

• Email loop — An email loop is an infinite loop phenomenon, resulting from mail servers, scripts, or email clients that generate automatic replies or responses. If one such automatic response triggers another automatic response on the other side, an email loop …   Wikipedia

• Basic-helix-loop-helix — A basic helix loop helix (bHLH) is a protein structural motif that characterizes a family of transcription factors. Structure The motif is characterized by two α helices connected by a loop. In general, transcription factors including this domain …   Wikipedia

• E-mail loop — An e mail loop is an infinite loop phenomenon, resulting from mail servers, scripts, or e mail clients that generate automatic replies or responses. If one such automatic response triggers another automatic response on the other side, an e mail… …   Wikipedia