KR0155052B1 - 진공관 왜곡을 에뮬레이트(모사)하는 다단 고체 증폭기 - Google Patents
진공관 왜곡을 에뮬레이트(모사)하는 다단 고체 증폭기 Download PDFInfo
- Publication number
- KR0155052B1 KR0155052B1 KR1019950000318A KR19950000318A KR0155052B1 KR 0155052 B1 KR0155052 B1 KR 0155052B1 KR 1019950000318 A KR1019950000318 A KR 1019950000318A KR 19950000318 A KR19950000318 A KR 19950000318A KR 0155052 B1 KR0155052 B1 KR 0155052B1
- Authority
- KR
- South Korea
- Prior art keywords
- amplifier
- input
- solid
- state amplifier
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
- G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
- G10H1/16—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by non-linear elements
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
- G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
- G10H3/18—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar
- G10H3/186—Means for processing the signal picked up from the strings
- G10H3/187—Means for processing the signal picked up from the strings for distorting the signal, e.g. to simulate tube amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3264—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits in audio amplifiers
- H03F1/327—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits in audio amplifiers to emulate discharge tube amplifier characteristics
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/549—Indexing scheme relating to amplifiers the amplifier comprising means to emulate the vacuum tube behaviour
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Electrophonic Musical Instruments (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Abstract
Description
Claims (22)
- 바람직한 입력 클립핑 특성을 가져오는 고입력레벨로 과여진된(overdriven)다단 진공관 증폭기의 그리드에서의 전류흐름과 관련된 왜곡을 에뮬레이팅(emulating; 모사)하는 고체 증폭기로서, 각각 입력회로와 출력신호능력을 갖는 츨력회로를 포함하고, 각 하류 방향 스테이지가 상류방향 스테이지의 출력 회로에 입력회로가 연결된 다수의 직렬 접속 고체소자들과; 상기 스테이지들사이의 클립핑 레벨을 확립하고, 상기 스테이지들 사이의 입력 클립핑레벨과 출력 신호능력이 제2고조파 왜곡을 가져오기에 충분한 비율인 진공관 증폭기의 입력 클립핑 특성을 고체증폭기에서 복제하기 위한, 각 스테이지들사이의 입력회로에 배치된 클립핑수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 고체소자는 전계효과 트랜지스터로 구성됨을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 고체소자는 트랜지스터로 구성됨을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 고체소자는 달링톤 트랜지스터로 구성됨을 특징으로 하는 다단 고체증폭기.
- 제4항에 있어서, 상기 달링톤 트랜지스터가 일체화된 것을 특징으로 하는 다단 고체증폭기.
- 제4항에 있어서,상기 달링톤 트랜지스터가 개별소자들로 구성됨을 특징으로하는 다단 고체 증폭기.
- 제6항에 있어서, 상기 달링톤 트랜지스터가 베이스-에미터회로와, 상기 베이스-에미터회로와 접지사이에 접속된 바이어스 저항을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 클립핑수단이 다이오드를 포함함을 특징으로 하는 다단 고체 증폭기.
- 제8항에 있어서, 상기 다이오드는 순방향으로 바이어스됨을 특징으로 하는 다단 고체 증폭기.
- 제8항에 있어서, 상기 다이오드는 약 0.5V로 순방향 전압클립핑을 발생함을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 비율은 약 30임을 특징으로 하늠 다단 고체 증폭기.
- 제1항에 있어서, 상기 왜곡은 변화시키기 위하여 상기 입력회로들 중 적어도 하나에 대한 가변 입력수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제12항에 있어서, 상기 가변 입력수단은 제1증폭 스테이지의 출력회로에 연결된 전위차계를 포함하고, 상기 전위차계가 상기 제2증폭 스테이지의 입력에 연결된 와이퍼(wiper) 와 상기 클립핑수단을 가짐을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 증폭기의 전체 출력레벨을 변화시키기 위하여 마지막 증폭 스테이지의 상기 출력회로에 연결된 가변 출력수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제14항에 있어서, 상기 가변 출력수단이 전위차계로 구성됨을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 고체소자를 제어하기 위해 바이어싱수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제16항에 있어서, 상기 고체소자들 중 제1상류방향 소자용 상류방향 바이어싱수단과 하류방향소자들용 하류방향 바이어싱 수단을 내포하는 다레벨 바이어싱수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제17항에 있어서, 상기 상류방향 바이어싱수단이 상류방향 고체소자의 베이스소자에 연결된 베이스회로 바이어싱수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 제 1상류방향스테이지의 입력과 기준사이에 연결된 입력 다이오드수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제19항에 있어서, 상기 다이오드용 상류방향 바이어싱수단을 포함함을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 다이오드회로 바이어스레벨을 확립하기 위한 다이오드회로 바이어싱 수단과, 베이스회로 바이어스레벨을 확립하기 위한 베이스 회로 바이어싱수단과, 하류방향 바이어스레벨을 확립하기 위한 하류방향 바이어싱수단을 포함하고, 상기 다이오드 바이어싱 레벨이 하류방향 바이어스레벨보다 더 큰 베이스 회로 바이어스 레벨보다 더 큰 것을 특징으로 하는 다단 고체 증폭기.
- 제1항에 있어서, 상기 각 스테이지에 연결된 고주파레벨로 주파수 응답을 부우스팅하기 위한 수단을 포함함을 특징으로 하는 다단 고체 증폭기.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/179,546 US5647004A (en) | 1994-01-10 | 1994-01-10 | Multi-stage solid state amplifier that emulates tube distortion |
US08/179546 | 1994-01-10 | ||
US8/179,546 | 1994-01-10 | ||
US8/299,104 | 1994-09-02 | ||
US08/299104 | 1994-09-02 | ||
US08/299,104 US5619578A (en) | 1994-01-10 | 1994-09-02 | Multi-stage solid state amplifier that emulates tube distortion |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950024143A KR950024143A (ko) | 1995-08-21 |
KR0155052B1 true KR0155052B1 (ko) | 1998-12-15 |
Family
ID=26875421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950000318A Expired - Fee Related KR0155052B1 (ko) | 1994-01-10 | 1995-01-10 | 진공관 왜곡을 에뮬레이트(모사)하는 다단 고체 증폭기 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5619578A (ko) |
EP (1) | EP0662752B1 (ko) |
JP (1) | JP2891326B2 (ko) |
KR (1) | KR0155052B1 (ko) |
CN (1) | CN1048125C (ko) |
BR (1) | BR9500055A (ko) |
CA (1) | CA2139717C (ko) |
DE (1) | DE69510380T2 (ko) |
ES (1) | ES2136244T3 (ko) |
TW (1) | TW265487B (ko) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6175271B1 (en) | 1997-12-04 | 2001-01-16 | Korg Inc. | Output signal converter for tube amplifiers |
US7136493B2 (en) * | 2000-06-28 | 2006-11-14 | Peavey Electronics Corporation | Sub-harmonic generator and stereo expansion processor |
US7242779B2 (en) | 2002-05-30 | 2007-07-10 | Peavey Electronics Corporation | Methods and apparatus for sub-harmonic generation, stereo expansion and distortion |
CN100395805C (zh) * | 2002-12-28 | 2008-06-18 | 鸿富锦精密工业(深圳)有限公司 | 发光二极管驱动装置 |
US7390960B1 (en) * | 2003-07-18 | 2008-06-24 | Jeffrey Arnold | Electronic signal processor |
US7562694B2 (en) * | 2004-10-01 | 2009-07-21 | Magneco/Metrel, Inc. | Refractory casting method |
US20070271165A1 (en) * | 2006-03-06 | 2007-11-22 | Gravitas | Debt redemption fund |
US20080049950A1 (en) * | 2006-08-22 | 2008-02-28 | Poletti Mark A | Nonlinear Processor for Audio Signals |
US8271109B2 (en) * | 2007-03-06 | 2012-09-18 | Marc Nicholas Gallo | Method and apparatus for distortion of audio signals and emulation of vacuum tube amplifiers |
JP5138990B2 (ja) * | 2007-06-28 | 2013-02-06 | ラピスセミコンダクタ株式会社 | 前置増幅器および光受信装置 |
US8275477B2 (en) * | 2009-08-10 | 2012-09-25 | Marc Nicholas Gallo | Method and apparatus for distortion of audio signals and emulation of vacuum tube amplifiers |
SE535440C2 (sv) * | 2010-12-28 | 2012-08-07 | Res Electronics Leksand Ab | Förfarande och anordning för formning av en elektrisk signal representerande ett ljud |
WO2013006753A1 (en) | 2011-07-07 | 2013-01-10 | Voxx International Corporation | Current selectable usb charger |
US9312704B2 (en) * | 2012-01-09 | 2016-04-12 | Voxx International Corporation | USB wall plate charger |
WO2013106308A1 (en) | 2012-01-09 | 2013-07-18 | Voxx International Corporation | Travel nightlight with usb charger |
CA2919418A1 (en) * | 2013-08-14 | 2015-02-19 | The Governors Of The University Of Alberta | Clipped amplifier |
CN108334150B (zh) * | 2018-04-17 | 2024-07-23 | 江苏卓胜微电子股份有限公司 | 一种偏置电路及基于GaAs PHEMT工艺的集成模块 |
CN110132118B (zh) * | 2019-06-13 | 2021-11-16 | 重庆红江机械有限责任公司 | 一种基于lvdt传感器的位移检测系统 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4890655A (ko) * | 1972-03-06 | 1973-11-26 | ||
JPS5340063B2 (ko) * | 1972-08-29 | 1978-10-25 | ||
JPS5480733U (ko) * | 1977-11-18 | 1979-06-08 | ||
JPS58190698U (ja) * | 1982-06-11 | 1983-12-17 | ロ−ランド株式会社 | デイスト−シヨンサウンド形成回路 |
US4701957A (en) | 1986-11-26 | 1987-10-20 | Smith Randall C | Dual mode music instrument preamplifier |
US4890331A (en) * | 1988-01-11 | 1989-12-26 | Peavey Electronics Corporation | Specialized amplifier systems for musical instruments |
US5012199A (en) | 1989-09-08 | 1991-04-30 | St. Louis Music, Inc. | Multi-stage musical instrument amplifier having distortion modes |
US5032796A (en) * | 1989-12-19 | 1991-07-16 | St. Louis Music, Inc. | Solid state amplifier simulating vacuum tube distortion characteristics |
US5131044A (en) * | 1990-06-13 | 1992-07-14 | Peavey Electronics Corporation | Amplifier circuitry with mode compensation and selectable gain and frequency response in pre and post distortion circuits |
-
1994
- 1994-09-02 US US08/299,104 patent/US5619578A/en not_active Expired - Lifetime
- 1994-12-08 TW TW083111420A patent/TW265487B/zh not_active IP Right Cessation
-
1995
- 1995-01-06 CA CA002139717A patent/CA2139717C/en not_active Expired - Fee Related
- 1995-01-06 DE DE69510380T patent/DE69510380T2/de not_active Expired - Lifetime
- 1995-01-06 ES ES95300062T patent/ES2136244T3/es not_active Expired - Lifetime
- 1995-01-06 EP EP95300062A patent/EP0662752B1/en not_active Expired - Lifetime
- 1995-01-10 BR BR9500055A patent/BR9500055A/pt not_active IP Right Cessation
- 1995-01-10 JP JP7002227A patent/JP2891326B2/ja not_active Expired - Fee Related
- 1995-01-10 KR KR1019950000318A patent/KR0155052B1/ko not_active Expired - Fee Related
- 1995-01-10 CN CN95101119A patent/CN1048125C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH07263989A (ja) | 1995-10-13 |
JP2891326B2 (ja) | 1999-05-17 |
CN1048125C (zh) | 2000-01-05 |
CA2139717A1 (en) | 1995-07-11 |
KR950024143A (ko) | 1995-08-21 |
CN1111042A (zh) | 1995-11-01 |
EP0662752A3 (en) | 1996-01-24 |
BR9500055A (pt) | 1995-09-12 |
EP0662752A2 (en) | 1995-07-12 |
US5619578A (en) | 1997-04-08 |
DE69510380D1 (de) | 1999-07-29 |
DE69510380T2 (de) | 2000-02-24 |
ES2136244T3 (es) | 1999-11-16 |
EP0662752B1 (en) | 1999-06-23 |
TW265487B (ko) | 1995-12-11 |
CA2139717C (en) | 1998-11-24 |
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