CA1035422A - Compensated audio transformer circuit - Google Patents

Compensated audio transformer circuit

Info

Publication number
CA1035422A
CA1035422A CA204,293A CA204293A CA1035422A CA 1035422 A CA1035422 A CA 1035422A CA 204293 A CA204293 A CA 204293A CA 1035422 A CA1035422 A CA 1035422A
Authority
CA
Canada
Prior art keywords
transformer circuit
compensated audio
audio transformer
compensated
circuit
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
CA204,293A
Other languages
French (fr)
Other versions
CA204293S (en
Inventor
Frederick J. Kiko
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.)
Lorain Products Corp
Original Assignee
Lorain Products Corp
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 Lorain Products Corp filed Critical Lorain Products Corp
Application granted granted Critical
Publication of CA1035422A publication Critical patent/CA1035422A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/02—Audio-frequency transformers or mutual inductances, i.e. not suitable for handling frequencies considerably beyond the audio range

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Coils Or Transformers For Communication (AREA)
CA204,293A 1973-08-23 1974-07-08 Compensated audio transformer circuit Expired CA1035422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US391145A US3881149A (en) 1973-08-23 1973-08-23 Compensated transformer circuit

Publications (1)

Publication Number Publication Date
CA1035422A true CA1035422A (en) 1978-07-25

Family

ID=23545445

Family Applications (1)

Application Number Title Priority Date Filing Date
CA204,293A Expired CA1035422A (en) 1973-08-23 1974-07-08 Compensated audio transformer circuit

Country Status (2)

Country Link
US (1) US3881149A (en)
CA (1) CA1035422A (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3832654A (en) * 1973-12-20 1974-08-27 Lorain Prod Corp Compensated transformer circuit utilizing negative capacitance simulating circuit
US4096363A (en) * 1977-05-24 1978-06-20 Bell Telephone Laboratories, Incorporated Transmission network including flux compensation
US4214199A (en) * 1978-02-27 1980-07-22 Westinghouse Electric Corp. Current transformer
GB2045952B (en) * 1979-03-15 1983-01-12 Tokyo Shibaura Electric Co Current transforming circuits
US4463307A (en) * 1982-10-26 1984-07-31 Gte Automatic Electric Inc. Negative inductance multiplier circuit including temperature compensation
US4467269A (en) * 1982-10-26 1984-08-21 Gte Automatic Electric Inc. Start-up circuit for negative inductance multiplier
CH661814A5 (en) * 1983-06-01 1987-08-14 Landis & Gyr Ag MEASURING VOLTAGE CONVERTER HIGH ACCURACY.
US4652810A (en) * 1985-01-29 1987-03-24 Yokogawa Hokushin Electric Corporation Subminiature current transformer
US4887028A (en) * 1987-09-21 1989-12-12 Landis & Gyr Metering, Inc. Watthour meter with isolation transformers having a feedback loop
US4767980A (en) * 1987-10-22 1988-08-30 Reliance Comm/Tec Corporation Inductance multiplier circuit
GB8805245D0 (en) * 1988-03-04 1988-04-07 Cambridge Consultants Active current transformer
US5747980A (en) * 1995-05-30 1998-05-05 Leviton Manufacturing Co., Inc. Differential transformer correction by compensation
US5949231A (en) * 1996-10-23 1999-09-07 Lau; Chi-Sang Alternating current measuring device
US6016054A (en) * 1997-07-14 2000-01-18 Siemens Transmission & Distribution, Llc Watt hour meter registration calibration method and apparatus
US6633169B1 (en) * 1999-04-08 2003-10-14 Doble Engineering Company Monitoring leakage currents from high-voltage devices
US6888896B1 (en) * 2000-03-17 2005-05-03 Adtran, Inc. Method and apparatus for reducing flux imbalance signal distortion in a data communications system
US7839938B2 (en) * 2003-05-29 2010-11-23 Maxim Integrated Products, Inc. Method and apparatus for cancellation of magnetizing inductance current in a transformer circuit
US7525297B2 (en) * 2005-12-01 2009-04-28 Falco Ltd. Current transformer with impedance compensation and associated methods
US7615989B2 (en) * 2006-10-06 2009-11-10 Honeywell International Inc. Method and apparatus for DC integrated current sensor
US8421444B2 (en) * 2009-12-31 2013-04-16 Schneider Electric USA, Inc. Compact, two stage, zero flux electronically compensated current or voltage transducer employing dual magnetic cores having substantially dissimilar magnetic characteristics
RU2557368C2 (en) 2011-03-18 2015-07-20 Абб Рисерч Лтд Transformer linearisation method and device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2944207A (en) * 1956-06-26 1960-07-05 Gen Dynamics Corp Current loss compensating device
US2891214A (en) * 1956-07-09 1959-06-16 Gen Dynamics Corp Ideal transformer
US3815013A (en) * 1972-06-14 1974-06-04 Gen Electric Current transformer with active load termination
US3818338A (en) * 1972-09-21 1974-06-18 Lorain Prod Corp Magnetizing current compensating circuit
US3815012A (en) * 1973-03-30 1974-06-04 Gen Electric Current transformer with active load termination for providing, inter alia, phase angle alteration
US3815011A (en) * 1973-03-30 1974-06-04 Gen Electric Current transformer terminated by active load elements for providing phase-inverted signals

Also Published As

Publication number Publication date
US3881149A (en) 1975-04-29

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