Frequency response — is the measure of any system s spectrum response at the output to a signal of varying frequency (but constant amplitude) at its input. In the audible range it is usually referred to in connection with electronic amplifiers, microphones and… … Wikipedia
Full-range — A Full range loudspeaker drive unit is defined as a driver which reproduces as much of the audible frequency range as possible, with high fidelity, within the boundaries imposed by the physical limitations of the specific design. This is so… … Wikipedia
Frequency extender — In broadcast engineering, a frequency extender is an electronic device that allows high fidelity analogue audio to be sent over regular POTS telephone lines, without the loss of higher audio frequencies (treble). It is an extended concept of a… … Wikipedia
Full body scanner — Backscatter x ray image of TSA Security Laboratory Director Susan Hallowell. A full body scanner is a device that creates an image of a person s nude body through their clothing to look for hidden objects without physically removing their clothes … Wikipedia
Response time (technology) — In technology, response time is the time a system or functional unit takes to react to a given input. Data processing In data processing, the response time perceived by the end user is the interval between :(a) the instant at which an operator at … Wikipedia
Cutoff frequency — This article is about signal processing. For other uses, see Cutoff (disambiguation). Magnitude transfer function of a bandpass filter with lower 3 dB cutoff frequency f1 and upper 3dB cutoff frequency f2 … Wikipedia
Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… … Wikipedia
Demand response — This article is about the electrical concept. For the transport concept, see Demand responsive transport. A clothes dryer using a demand response switch to reduce peak demand In electricity grids, demand response (DR) is similar to dynamic demand … Wikipedia
Phase response curve — A phase response curve (PRC) illustrates the transient change in the cycle period of an oscillation induced by a perturbation as a function of the phase at which it is received. PRCs are used in various fields; examples of biological oscillations … Wikipedia
Dutchess County Department of Emergency Response — The Dutchess County Department Of Emergency Response has the responsibility of governing Emergency operations in Dutchess County, New York. This encompasses Police, Fire and EMS. Contents 1 Dispatch System 2 Unit Identifiers 3 Divisions … Wikipedia
