JPS6489808A - Voltage controlled attenuation control circuit - Google Patents

Voltage controlled attenuation control circuit

Info

Publication number
JPS6489808A
JPS6489808A JP24647287A JP24647287A JPS6489808A JP S6489808 A JPS6489808 A JP S6489808A JP 24647287 A JP24647287 A JP 24647287A JP 24647287 A JP24647287 A JP 24647287A JP S6489808 A JPS6489808 A JP S6489808A
Authority
JP
Japan
Prior art keywords
output
voltage controlled
pulse width
width modulation
active filter
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.)
Pending
Application number
JP24647287A
Other languages
English (en)
Inventor
Tadashi Ishigaki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP24647287A priority Critical patent/JPS6489808A/ja
Publication of JPS6489808A publication Critical patent/JPS6489808A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP24647287A 1987-09-30 1987-09-30 Voltage controlled attenuation control circuit Pending JPS6489808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24647287A JPS6489808A (en) 1987-09-30 1987-09-30 Voltage controlled attenuation control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24647287A JPS6489808A (en) 1987-09-30 1987-09-30 Voltage controlled attenuation control circuit

Publications (1)

Publication Number Publication Date
JPS6489808A true JPS6489808A (en) 1989-04-05

Family

ID=17148910

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24647287A Pending JPS6489808A (en) 1987-09-30 1987-09-30 Voltage controlled attenuation control circuit

Country Status (1)

Country Link
JP (1) JPS6489808A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03238287A (ja) * 1990-02-15 1991-10-24 Mitsubishi Electric Corp 電動機の速度制御装置
JPH03109419U (ja) * 1990-02-27 1991-11-11

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124024A (en) * 1977-04-06 1978-10-30 Sony Corp Shaping circuit
JPS6042915A (ja) * 1983-08-19 1985-03-07 Matsushita Electric Ind Co Ltd 音量カ−ブ補正装置
JPS62210710A (ja) * 1986-03-12 1987-09-16 Alps Electric Co Ltd 音量制御回路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124024A (en) * 1977-04-06 1978-10-30 Sony Corp Shaping circuit
JPS6042915A (ja) * 1983-08-19 1985-03-07 Matsushita Electric Ind Co Ltd 音量カ−ブ補正装置
JPS62210710A (ja) * 1986-03-12 1987-09-16 Alps Electric Co Ltd 音量制御回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03238287A (ja) * 1990-02-15 1991-10-24 Mitsubishi Electric Corp 電動機の速度制御装置
JPH03109419U (ja) * 1990-02-27 1991-11-11

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