KR910001076Y1 - 팝잡음이 제거되는 직류앰프회로 - Google Patents
팝잡음이 제거되는 직류앰프회로 Download PDFInfo
- Publication number
- KR910001076Y1 KR910001076Y1 KR2019880005391U KR880005391U KR910001076Y1 KR 910001076 Y1 KR910001076 Y1 KR 910001076Y1 KR 2019880005391 U KR2019880005391 U KR 2019880005391U KR 880005391 U KR880005391 U KR 880005391U KR 910001076 Y1 KR910001076 Y1 KR 910001076Y1
- Authority
- KR
- South Korea
- Prior art keywords
- transistor
- circuit
- bias
- pop noise
- 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
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
- H03F3/3432—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors
-
- 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
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/305—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in case of switching on or off of a power supply
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (1)
- 트랜지스터(Q3.)(Q5.)(Q6)로 이루어진 제1(B+)바이어스 회로와, 전압분배회로(R, D) 및 트랜지스터(Q4.)(Q7.)(Q8)로 이루어진 제2(B-)바이어스 회로로 구성된 직류 앰프 회로에 있어서, 상기 전압분배회로(R, D)의 저항(R)에 직렬로 제너다이오드(Z)를 연결시킨 것을 특징으로 하는 팝잡음이 제거되는 직류앰프회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019880005391U KR910001076Y1 (ko) | 1988-04-14 | 1988-04-14 | 팝잡음이 제거되는 직류앰프회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019880005391U KR910001076Y1 (ko) | 1988-04-14 | 1988-04-14 | 팝잡음이 제거되는 직류앰프회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890021926U KR890021926U (ko) | 1989-11-03 |
KR910001076Y1 true KR910001076Y1 (ko) | 1991-02-21 |
Family
ID=19274246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019880005391U Expired KR910001076Y1 (ko) | 1988-04-14 | 1988-04-14 | 팝잡음이 제거되는 직류앰프회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910001076Y1 (ko) |
-
1988
- 1988-04-14 KR KR2019880005391U patent/KR910001076Y1/ko not_active Expired
Also Published As
Publication number | Publication date |
---|---|
KR890021926U (ko) | 1989-11-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19880414 |
|
UA0201 | Request for examination |
Patent event date: 19880414 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
UG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19900825 |
|
UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19910123 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 19910515 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19910812 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19910812 |
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UR1001 | Payment of annual fee |
Payment date: 19940221 Start annual number: 4 End annual number: 4 |
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UR1001 | Payment of annual fee |
Payment date: 19950213 Start annual number: 5 End annual number: 6 |
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UR1001 | Payment of annual fee |
Payment date: 19970124 Start annual number: 7 End annual number: 9 |
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UR1001 | Payment of annual fee |
Payment date: 20000112 Start annual number: 10 End annual number: 10 |
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FPAY | Annual fee payment |
Payment date: 20010222 Year of fee payment: 11 |
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UR1001 | Payment of annual fee |
Payment date: 20010222 Start annual number: 11 End annual number: 11 |
|
LAPS | Lapse due to unpaid annual fee | ||
UC1903 | Unpaid annual fee |