JP5050231B2 - オーディオアンプのハム雑音のキャンセル（打消し）装置 - Google Patents

オーディオアンプのハム雑音のキャンセル（打消し）装置 Download PDF

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JP5050231B2
JP5050231B2 JP2007030467A JP2007030467A JP5050231B2 JP 5050231 B2 JP5050231 B2 JP 5050231B2 JP 2007030467 A JP2007030467 A JP 2007030467A JP 2007030467 A JP2007030467 A JP 2007030467A JP 5050231 B2 JP5050231 B2 JP 5050231B2
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output
signal
circuit
hum noise
noise
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JP2008199176A5 (enExample
JP2008199176A (ja
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紀雄 清水
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  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2007030467A 2007-02-09 2007-02-09 オーディオアンプのハム雑音のキャンセル（打消し）装置 Expired - Fee Related JP5050231B2 (ja)

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JP2007030467A JP5050231B2 (ja) 2007-02-09 2007-02-09 オーディオアンプのハム雑音のキャンセル（打消し）装置

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JP2007030467A JP5050231B2 (ja) 2007-02-09 2007-02-09 オーディオアンプのハム雑音のキャンセル（打消し）装置

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JP2008199176A JP2008199176A (ja) 2008-08-28
JP2008199176A5 JP2008199176A5 (enExample) 2010-03-25
JP5050231B2 true JP5050231B2 (ja) 2012-10-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020088645A (ja) * 2018-11-27 2020-06-04 儀冶 小池 ハムノイズ除去方法、及びその方法を用いたハムノイズ除去回路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2547011A4 (en) 2010-03-10 2015-11-11 Fujitsu Ltd DETECTOR FOR SUMMIT DISORDER
FR2976426B1 (fr) * 2011-06-10 2013-05-31 Thales Sa Systeme d'amplification de signaux generes par une unite de generation de signaux d'un satellite.
JP6933789B2 (ja) * 2018-04-28 2021-09-08 哲 八子 直熱真空管パワーアンプのハム雑音低減装置
CN116189712B (zh) * 2023-02-21 2025-06-20 重庆长安汽车股份有限公司 巡航车内声品质满意度预测模型的构建、预测方法及系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5459057A (en) * 1977-10-19 1979-05-12 Nec Corp Noise reduction amplifying device
JPS58121806A (ja) * 1982-01-13 1983-07-20 Mitsubishi Electric Corp レ−ダ送信装置
JPH03132206A (ja) * 1989-10-18 1991-06-05 Matsushita Electric Ind Co Ltd 増幅装置
JPH05235647A (ja) * 1992-02-19 1993-09-10 Mitsubishi Electric Corp 雑音低減装置
JP3394116B2 (ja) * 1995-07-24 2003-04-07 株式会社ケンウッド 差動増幅器の電源リップル抑圧回路
JPH10313220A (ja) * 1997-05-13 1998-11-24 Nec Corp スプリアス抑圧型高周波増幅器
JP4657541B2 (ja) * 2001-09-28 2011-03-23 ローランド株式会社 効果装置
JP4445304B2 (ja) * 2004-03-26 2010-04-07 オンキヨー株式会社 スイッチングアンプ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020088645A (ja) * 2018-11-27 2020-06-04 儀冶 小池 ハムノイズ除去方法、及びその方法を用いたハムノイズ除去回路

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