SU635903A3 - Tone control - Google Patents

Tone control

Info

Publication number
SU635903A3
SU635903A3 SU731879993A SU1879993A SU635903A3 SU 635903 A3 SU635903 A3 SU 635903A3 SU 731879993 A SU731879993 A SU 731879993A SU 1879993 A SU1879993 A SU 1879993A SU 635903 A3 SU635903 A3 SU 635903A3
Authority
SU
USSR - Soviet Union
Prior art keywords
tone control
resistor
additional
operational amplifier
control device
Prior art date
Application number
SU731879993A
Other languages
Russian (ru)
Inventor
Хусть Денеш
Сабадош Кароль
Original Assignee
Электроакустикай Дьяр (Инопредприятие)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Электроакустикай Дьяр (Инопредприятие) filed Critical Электроакустикай Дьяр (Инопредприятие)
Application granted granted Critical
Publication of SU635903A3 publication Critical patent/SU635903A3/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/025—Equalizers; Volume or gain control in limited frequency bands
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H03G5/10—Manually-operated control in untuned amplifiers having semiconductor devices

Landscapes

  • Networks Using Active Elements (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)

Description

тельный резистор 8, а конденсаторtelny resistor 8, and the capacitor

9,включенный между входом устройства регулнровки тембра и дополнительным резистором 8, дополнительный нотенциоАтетр9, connected between the input of the tone control device and the additional resistor 8, additional notsentiousAtetr

10,включенный между .входами операционного усилител  1, отвод которого через корректирующие последовательно включенные резистор 11 и конденсатор 12 соединен с общей шиной 3, интегрирующий конденсатор 13, включенный между неинвертирующим входом операционного усилител  1 и общей шиной 3, и дополнительный корректирующий резистор 14, включенный между общей шиной 3 и вторым выводом катушкн нндуктивностн 7.10 connected between the inputs of the operational amplifier 1, whose removal through a series-connected resistor 11 and a capacitor 12 is connected to a common bus 3, an integrating capacitor 13 connected between the non-inverting input of the operational amplifier 1 and a common bus 3, and an additional correction resistor 14 connected between the common bus 3 and the second terminal of the inductance 7.

В устройстве коэффициент передачи но высоким и низким частотам иастраиваетс  независимо с помогцью потенциометров б и 10.In the device, the transmission coefficient but high and low frequencies is adjusted independently with the help of potentiometers b and 10.

Устройство Позвол ет компенсировать локальные неравномерности пиков и нровалов частотной характеристики.The device allows you to compensate for the local irregularities of the peaks and N-lines of the frequency response.

Claims (1)

Формула изобретени Invention Formula Устройство регулировки тембра, содержащее операционный усилитель с цепьюA tone control device containing an op amp with a circuit отрицательной обратной св зи, входы которого соединены с общей шиной через резисторы и соединены между собой потенциометром , отвод которого подключен к выводу катущки индуктивности, прц этом неинвертирующий вход операционного усилител  подключен к входу устройства регулировки тембра через дополнительный резистор , отличающеес  тем, что, с целью увеличени  подавлени  щумов, в него введены конденсатор, включенный между входом устройства регулировки тембра и дополнительным резистором, дополнительный нотенциометр, включенный между входами операционного усилител , отвод которого через корректирующие последовательно включенные резистор и конденсатор соединен с общей щиной, интегрирующий конденсатор, включенный между неинвертирующим входом операциоиного усилител  и общей шиной, и дополнительный корректирующий резистор, включенный между общей щииой и вторым выводом катушки индуктивности.negative feedback, the inputs of which are connected to the common bus through resistors and interconnected by a potentiometer whose drain is connected to the output of the inductance coil, this non-inverting input of the operational amplifier is connected to the input of the tone control device through an additional resistor, characterized in that increase suppression of noise, a capacitor is inserted in it, connected between the input of the tone control device and an additional resistor, an additional notciometer connected between the inputs of the operational amplifier, whose removal via a series-connected resistor and a capacitor is connected to a common length, an integrating capacitor connected between the non-inverting input of the operational amplifier and a common bus, and an additional correction resistor connected between the common terminal and the second inductance terminal.
SU731879993A 1972-02-15 1973-01-30 Tone control SU635903A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUEE2004A HU163256B (en) 1972-02-15 1972-02-15

Publications (1)

Publication Number Publication Date
SU635903A3 true SU635903A3 (en) 1978-11-30

Family

ID=10995426

Family Applications (3)

Application Number Title Priority Date Filing Date
SU731879993A SU635903A3 (en) 1972-02-15 1973-01-30 Tone control
SU7502112327A SU580854A3 (en) 1972-02-15 1975-03-11 Device for low frequency tone control
SU752112448A SU593678A3 (en) 1972-02-15 1975-03-13 Device for adjusting high frequency tone

Family Applications After (2)

Application Number Title Priority Date Filing Date
SU7502112327A SU580854A3 (en) 1972-02-15 1975-03-11 Device for low frequency tone control
SU752112448A SU593678A3 (en) 1972-02-15 1975-03-13 Device for adjusting high frequency tone

Country Status (13)

Country Link
US (1) US3816661A (en)
AT (1) AT341581B (en)
BG (1) BG20834A3 (en)
CA (1) CA983402A (en)
CS (1) CS188885B2 (en)
DD (1) DD98404A5 (en)
DE (1) DE2243608A1 (en)
FR (1) FR2172639A5 (en)
GB (1) GB1410380A (en)
HU (1) HU163256B (en)
PL (1) PL84703B1 (en)
SE (1) SE375420B (en)
SU (3) SU635903A3 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2511098C2 (en) * 1975-03-13 1983-01-05 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for decoding a frequency-modulated stereo broadcast signal
US3980965A (en) * 1975-05-16 1976-09-14 Rockwell International Corporation Frequency response control circuit apparatus
JPS5340257A (en) * 1976-09-25 1978-04-12 Nippon Gakki Seizo Kk Tone control circuit
DE2739194C2 (en) * 1977-08-31 1982-10-21 Standard Elektrik Lorenz Ag, 7000 Stuttgart Circuit arrangement with an LF amplifier and a tone color setting arrangement for the high tones connected to its LF input
JPS56132804A (en) * 1980-03-22 1981-10-17 Sharp Corp Operational tone quality control circuit
IL61198A (en) * 1980-10-03 1982-08-31 Dohan David Amplification method for a stereo system and an arrangement for carrying out this method
US4538298A (en) * 1982-09-29 1985-08-27 Bose Corporation Fixed bandpass tone controlling
JPH0241934Y2 (en) * 1984-10-15 1990-11-08
JPH0712133B2 (en) * 1988-10-21 1995-02-08 三菱電機株式会社 Sound quality adjustment device
US5994956A (en) * 1998-05-06 1999-11-30 Concorso; James A. Inductive-capacitive feedback compensation for amplifier systems
US6078215A (en) * 1998-07-20 2000-06-20 Fiori, Jr.; David Impedance altering apparatus
US20080111607A1 (en) * 2006-11-10 2008-05-15 Hart Robert T Amplitude-linear differential phase shift circuit

Also Published As

Publication number Publication date
CS188885B2 (en) 1979-03-30
SU580854A3 (en) 1977-11-15
CA983402A (en) 1976-02-10
FR2172639A5 (en) 1973-09-28
DE2243608A1 (en) 1973-10-11
SU593678A3 (en) 1978-02-15
SE375420B (en) 1975-04-14
AT341581B (en) 1978-02-10
HU163256B (en) 1973-07-28
DD98404A5 (en) 1973-06-12
ATA750972A (en) 1977-06-15
PL84703B1 (en) 1976-04-30
GB1410380A (en) 1975-10-15
BG20834A3 (en) 1975-12-20
US3816661A (en) 1974-06-11

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