GB2085686B - Circuit arrangement with electronically controllable transfer characteristic - Google Patents

Circuit arrangement with electronically controllable transfer characteristic

Info

Publication number
GB2085686B
GB2085686B GB8130003A GB8130003A GB2085686B GB 2085686 B GB2085686 B GB 2085686B GB 8130003 A GB8130003 A GB 8130003A GB 8130003 A GB8130003 A GB 8130003A GB 2085686 B GB2085686 B GB 2085686B
Authority
GB
United Kingdom
Prior art keywords
circuit arrangement
transfer characteristic
electronically controllable
controllable transfer
electronically
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB8130003A
Other versions
GB2085686A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB2085686A publication Critical patent/GB2085686A/en
Application granted granted Critical
Publication of GB2085686B publication Critical patent/GB2085686B/en
Expired legal-status Critical Current

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
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
GB8130003A 1980-10-08 1981-10-05 Circuit arrangement with electronically controllable transfer characteristic Expired GB2085686B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3037986 1980-10-08
DE19813132402 DE3132402A1 (en) 1980-10-08 1981-08-17 CIRCUIT ARRANGEMENT WITH ELECTRONICALLY CONTROLLABLE TRANSMISSION BEHAVIOR

Publications (2)

Publication Number Publication Date
GB2085686A GB2085686A (en) 1982-04-28
GB2085686B true GB2085686B (en) 1985-04-17

Family

ID=25788351

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8130003A Expired GB2085686B (en) 1980-10-08 1981-10-05 Circuit arrangement with electronically controllable transfer characteristic

Country Status (6)

Country Link
CA (1) CA1175505A (en)
DE (1) DE3132402A1 (en)
ES (1) ES506051A0 (en)
FR (1) FR2491696A1 (en)
GB (1) GB2085686B (en)
IT (1) IT1138934B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8201376A (en) * 1982-04-01 1983-11-01 Philips Nv CIRCUIT FOR AMPLIFYING AND / OR ATTENUATING A SIGNAL.
US4490843A (en) * 1982-06-14 1984-12-25 Bose Corporation Dynamic equalizing
DE3222607A1 (en) * 1982-06-16 1983-12-22 Philips Patentverwaltung Gmbh, 2000 Hamburg CIRCUIT ARRANGEMENT WITH SEVERAL SIGNAL PATHS, MADE BY ACTIVE CIRCUITS
GB2217539B (en) * 1988-04-14 1992-09-23 Plessey Co Plc Prescaler output filter
DE4015019A1 (en) * 1990-05-10 1991-11-14 Philips Patentverwaltung Audio circuit with electronically controlled transmission - has feedback amplifier followed by voltage divider with controlled tap-off switching
DE4114364A1 (en) * 1991-05-02 1992-11-12 Sgs Thomson Microelectronics DEVICE FOR APPROPRIATE VOLUME CONTROL
DE4431481A1 (en) * 1994-09-03 1996-03-07 Philips Patentverwaltung Circuit arrangement with controllable transmission behavior

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262089C3 (en) * 1972-12-19 1975-10-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Circuit arrangement for electronic frequency influencing, in particular electronic sound adjuster
DE2332211C3 (en) * 1973-06-25 1978-12-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for evaluating electrical signals
DE2629701A1 (en) * 1976-07-02 1978-01-05 Licentia Gmbh AMPLIFIER WITH CONTROLLABLE TRANSMISSION MEASUREMENT AND SWITCHABLE CONTROL CHARACTERISTIC
DE2647602A1 (en) * 1976-10-21 1978-04-27 Licentia Gmbh Band pass filter with variable attenuation in pass band - has differential amplifier with feedback circuit to inverting input
JPS54114159A (en) * 1978-02-27 1979-09-06 Mitsubishi Electric Corp Automatic gain control circuit
DE2847363C2 (en) * 1978-10-31 1982-06-09 Matth. Hohner Ag, 7218 Trossingen Transistor amplifier
DE2920056A1 (en) * 1979-05-18 1980-11-27 Blaupunkt Werke Gmbh Audio amplifier with frequency-dependent feed-back - has two feedback networks leading from output to inputs of pre-amplifying and output stages

Also Published As

Publication number Publication date
DE3132402C2 (en) 1988-06-01
ES8301400A1 (en) 1982-11-16
ES506051A0 (en) 1982-11-16
CA1175505A (en) 1984-10-02
GB2085686A (en) 1982-04-28
FR2491696B1 (en) 1984-06-08
FR2491696A1 (en) 1982-04-09
IT1138934B (en) 1986-09-17
IT8124315A0 (en) 1981-10-05
DE3132402A1 (en) 1982-05-27

Similar Documents

Publication Publication Date Title
JPS5739832A (en) Electronic hemadinamometer
GB2081042B (en) Circuit with feedback
GB2141889B (en) Variable characteristic timing circuit
JPS5694656A (en) Circuit device with controllable resistor
JPS533038A (en) Electronically controllable logical circuit
JPS57100776A (en) Mechanically controllable member
JPS56106301A (en) Electronic part element
GB2085686B (en) Circuit arrangement with electronically controllable transfer characteristic
GB2077560B (en) Hotplate
JPS5792911A (en) Circuit device with electronically controllable transmission characteristic
JPS5754775A (en) Transfer case
JPS5741193A (en) Variable-speed feeder
EP0456321A3 (en) Circuit with controlled transfer characteristic
JPS56148307A (en) Desk with heating device
JPS56101739A (en) Electronic part
JPS56126294A (en) Electronic range
JPS56121535A (en) Electronic hemadinamometer
JPS56101730A (en) Electronic part
JPS575289A (en) Electroluminescent element
JPS56121285A (en) Electronic range
JPS5776785A (en) Electronic range
JPS5595295A (en) Dimming circuit
JPS57210590A (en) Electronic range with oven
JPS57105991A (en) Electronic range
JPS5796490A (en) Electronic range

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971005