AU543733B2 - Active equalizer - Google Patents

Active equalizer

Info

Publication number
AU543733B2
AU543733B2 AU80740/82A AU8074082A AU543733B2 AU 543733 B2 AU543733 B2 AU 543733B2 AU 80740/82 A AU80740/82 A AU 80740/82A AU 8074082 A AU8074082 A AU 8074082A AU 543733 B2 AU543733 B2 AU 543733B2
Authority
AU
Australia
Prior art keywords
active equalizer
equalizer
active
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.)
Ceased
Application number
AU80740/82A
Other languages
English (en)
Other versions
AU8074082A (en
Inventor
Yasushi Katsumata
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of AU8074082A publication Critical patent/AU8074082A/en
Application granted granted Critical
Publication of AU543733B2 publication Critical patent/AU543733B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/14—Control of transmission; Equalising characterised by the equalising network used
    • H04B3/143—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers
    • H04B3/145—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers variable equalisers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Adjustable Resistors (AREA)
AU80740/82A 1981-02-27 1982-02-23 Active equalizer Ceased AU543733B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56027793A JPS57142013A (en) 1981-02-27 1981-02-27 Active equalizer
JP2779381 1981-02-27

Publications (2)

Publication Number Publication Date
AU8074082A AU8074082A (en) 1982-09-02
AU543733B2 true AU543733B2 (en) 1985-05-02

Family

ID=12230845

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80740/82A Ceased AU543733B2 (en) 1981-02-27 1982-02-23 Active equalizer

Country Status (9)

Country Link
US (1) US4438409A (US20100170793A1-20100708-C00006.png)
JP (1) JPS57142013A (US20100170793A1-20100708-C00006.png)
KR (1) KR900002090B1 (US20100170793A1-20100708-C00006.png)
AU (1) AU543733B2 (US20100170793A1-20100708-C00006.png)
CA (1) CA1171146A (US20100170793A1-20100708-C00006.png)
DE (1) DE3207078A1 (US20100170793A1-20100708-C00006.png)
FR (1) FR2500970A1 (US20100170793A1-20100708-C00006.png)
GB (1) GB2098423B (US20100170793A1-20100708-C00006.png)
NL (1) NL8200811A (US20100170793A1-20100708-C00006.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4891841A (en) * 1988-02-22 1990-01-02 Rane Corporation Reciprocal, subtractive, audio spectrum equalizer
GB9520468D0 (en) * 1995-10-06 1995-12-06 Plessey Semiconductors Ltd Lan equalizer
GB2306068B (en) * 1995-10-06 1999-07-07 Plessey Semiconductors Ltd LAN equalizer
JP2007158245A (ja) * 2005-12-08 2007-06-21 Teikoku Tsushin Kogyo Co Ltd 回路基板及び回転式電子部品
US20080136468A1 (en) * 2006-12-06 2008-06-12 Dandan Li Method and system for doubling phase-frequency detector comparison frequency for a fractional-n pll
CN101599780B (zh) * 2008-06-05 2013-04-24 晶像股份有限公司 使用负阻抗以提高增益的被动式均衡器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3729693A (en) * 1971-08-02 1973-04-24 R Dolby Compressor/expander switching methods and apparatus
GB1452920A (en) * 1973-11-19 1976-10-20 Dolby Laboratories Inc Signal equalizers
US4271398A (en) * 1978-11-30 1981-06-02 Pioneer Electronic Corporation Tone control device

Also Published As

Publication number Publication date
GB2098423B (en) 1985-07-03
KR900002090B1 (ko) 1990-03-31
JPS57142013A (en) 1982-09-02
NL8200811A (nl) 1982-09-16
CA1171146A (en) 1984-07-17
AU8074082A (en) 1982-09-02
FR2500970B1 (US20100170793A1-20100708-C00006.png) 1984-08-10
FR2500970A1 (fr) 1982-09-03
KR830009690A (ko) 1983-12-22
DE3207078A1 (de) 1982-11-11
US4438409A (en) 1984-03-20
JPS6335123B2 (US20100170793A1-20100708-C00006.png) 1988-07-13
GB2098423A (en) 1982-11-17

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