Versatile Active Biquad Using FTFNs

A universal active biquad using the four-terminal floating nullors (FTFNs) is presented. The propsed circuit uses two FTFNs, three capacitors and two resistors. The proposed circuit has three input voltages and can simultaneously provide a high-impedance output current and/or an output voltage. With...

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Main Authors: Muhammad Taher Abuelma'atti, Husain Abdullah Al-zaher
Format: Article
Language:English
Published: Wiley 1998-01-01
Series:Active and Passive Electronic Components
Subjects:
Online Access:http://dx.doi.org/10.1155/1998/75075
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author Muhammad Taher Abuelma'atti
Husain Abdullah Al-zaher
author_facet Muhammad Taher Abuelma'atti
Husain Abdullah Al-zaher
author_sort Muhammad Taher Abuelma'atti
collection DOAJ
description A universal active biquad using the four-terminal floating nullors (FTFNs) is presented. The propsed circuit uses two FTFNs, three capacitors and two resistors. The proposed circuit has three input voltages and can simultaneously provide a high-impedance output current and/or an output voltage. Without changing the circuit topology, the output voltage can realise lowpass, highpass, bandpass, notch and allpass transfer functions and the output current can realise bandpass and highpass transfer functions. The proposed circuit enjoys low active and passive sensitivities and independent control of the parameters ωo and ω0/Q0.
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institution Kabale University
issn 0882-7516
1563-5031
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publishDate 1998-01-01
publisher Wiley
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series Active and Passive Electronic Components
spelling doaj-art-16aaef635d37495e8b3bb7a42fb42ad02025-02-03T01:31:02ZengWileyActive and Passive Electronic Components0882-75161563-50311998-01-0120424124810.1155/1998/75075Versatile Active Biquad Using FTFNsMuhammad Taher Abuelma'atti0Husain Abdullah Al-zaher1King Fahd University of Petroleum and Minerals, Box 203, Dhahran 31261, Saudi ArabiaKing Fahd University of Petroleum and Minerals, Box 203, Dhahran 31261, Saudi ArabiaA universal active biquad using the four-terminal floating nullors (FTFNs) is presented. The propsed circuit uses two FTFNs, three capacitors and two resistors. The proposed circuit has three input voltages and can simultaneously provide a high-impedance output current and/or an output voltage. Without changing the circuit topology, the output voltage can realise lowpass, highpass, bandpass, notch and allpass transfer functions and the output current can realise bandpass and highpass transfer functions. The proposed circuit enjoys low active and passive sensitivities and independent control of the parameters ωo and ω0/Q0.http://dx.doi.org/10.1155/1998/75075Active filters.
spellingShingle Muhammad Taher Abuelma'atti
Husain Abdullah Al-zaher
Versatile Active Biquad Using FTFNs
Active and Passive Electronic Components
Active filters.
title Versatile Active Biquad Using FTFNs
title_full Versatile Active Biquad Using FTFNs
title_fullStr Versatile Active Biquad Using FTFNs
title_full_unstemmed Versatile Active Biquad Using FTFNs
title_short Versatile Active Biquad Using FTFNs
title_sort versatile active biquad using ftfns
topic Active filters.
url http://dx.doi.org/10.1155/1998/75075
work_keys_str_mv AT muhammadtaherabuelmaatti versatileactivebiquadusingftfns
AT husainabdullahalzaher versatileactivebiquadusingftfns