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dual filter

См. также в других словарях:

  • Dual impedance — and dual network are terms used in electronic network analysis. The dual of an impedance is its algebraic inverse . Note that and are the duals of each other, that is, they are reciprocal. For this reason the dual impedance is also called the… …   Wikipedia

  • Filter (mathematics) — The powerset algebra of the set {1,2,3,4} with the upset colored green. The green elements make a principal ultrafilter on the lattice. In mathematics, a filter is a special subset of a partially ordered set. A frequently used special case is the …   Wikipedia

  • Dual-Slope-Verfahren — Ein Analog Digital Umsetzer ADU, englisch ADC für Analog to Digital Converter (auch Analog Digital Wandler oder A/D Wandler) setzt nach unterschiedlichen Methoden analoge Eingangssignale in digitale Daten bzw. einen Datenstrom um, die dann… …   Deutsch Wikipedia

  • Dual-tone multi-frequency signaling — One of the few production telephone DTMF keypads with all 16 keys, from an Autovon Telephone. The column of red keys produces the A, B, C, and D DTMF events. Dual tone multi frequency signaling (DTMF) is used for telecommunication signaling over… …   Wikipedia

  • mm'-type filter — Linear analog electronic filters Network synthesis filters Butterworth filter Chebyshev filter Elliptic (Cauer) filter Bessel filter Gaussian filter Optimum L (Legendre) filter Linkwitz Riley filter …   Wikipedia

  • Electronic filter topology — An elementary filter topology introduces a capacitor into the feedback path of an op amp to achieve an unbalanced active implementation of a low pass transfer function Electronic filter topology defines electronic filter circuits without taking… …   Wikipedia

  • Image filter end terminations — For an overview of image filters see composite image filter. Filters designed using the image impedance methodology suffer from a perculiar flaw in the theory. The predicted characteristics of the filter are calculated assuming that the filter is …   Wikipedia

  • Mechanical filter — Figure 1. A mechanical filter made by the Kokusai Electric Company intended for selecting the narrow 2 kHz bandwidth signals in SSB radio receivers. It operates at 455 kHz, a common IF for these receivers, and is dimensioned 45×15×15 mm ( …   Wikipedia

  • Constant k filter — Linear analog electronic filters Network synthesis filters Butterworth filter Chebyshev filter Elliptic (Cauer) filter Bessel filter Gaussian filter Optimum L (Legendre) filter Linkwitz Riley filter …   Wikipedia

  • Active filter — An active filter is a type of analog electronic filter, distinguished by the use of one or more active components i.e. voltage amplifiers or buffer amplifiers. Typically this will be a vacuum tube, transistor or operational amplifier.Active… …   Wikipedia

  • Band-pass filter — A band pass filter is a device that passes frequencies within a certain range and rejects (attenuates) frequencies outside that range. An example of an analogue electronic band pass filter is an RLC circuit (a resistor–inductor–capacitor circuit) …   Wikipedia

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