JPH0430204B2 - - Google Patents
Info
- Publication number
- JPH0430204B2 JPH0430204B2 JP57009412A JP941282A JPH0430204B2 JP H0430204 B2 JPH0430204 B2 JP H0430204B2 JP 57009412 A JP57009412 A JP 57009412A JP 941282 A JP941282 A JP 941282A JP H0430204 B2 JPH0430204 B2 JP H0430204B2
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- resistor
- inverting input
- recording
- differential amplifier
- 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
- 239000003990 capacitor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 2
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
- H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only in integrated circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Digital Magnetic Recording (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/227,614 US4386378A (en) | 1981-01-23 | 1981-01-23 | High gain, current mode preamplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57141108A JPS57141108A (en) | 1982-09-01 |
JPH0430204B2 true JPH0430204B2 (US07488766-20090210-C00029.png) | 1992-05-21 |
Family
ID=22853780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57009412A Granted JPS57141108A (en) | 1981-01-23 | 1982-01-22 | Current mode preamplifier |
Country Status (2)
Country | Link |
---|---|
US (1) | US4386378A (US07488766-20090210-C00029.png) |
JP (1) | JPS57141108A (US07488766-20090210-C00029.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101523605B1 (ko) * | 2011-12-29 | 2015-05-29 | 제일모직주식회사 | 축광성 인조대리석 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57210404A (en) * | 1981-06-22 | 1982-12-24 | Victor Co Of Japan Ltd | Magnetic recording device |
US4480275A (en) * | 1982-04-02 | 1984-10-30 | Ampex Corporation | Constant current biased head driver |
JPS5977609A (ja) * | 1982-10-26 | 1984-05-04 | Secom Co Ltd | 磁気読取り装置 |
US4547819A (en) * | 1983-05-04 | 1985-10-15 | Amber Electro Design, Inc. | Magnetic pickup preamplifier |
DE3404719A1 (de) * | 1984-02-10 | 1985-08-14 | Robert Bosch Gmbh, 7000 Stuttgart | Gleichstromgekoppelter verstaerker |
IT1241345B (it) * | 1990-12-11 | 1994-01-10 | Sgs Thomson Microelectronics | Circuito per la soppressione del rumore di commutazione fra due sorgenti di tensione, in paticolare per stadi audio di preamplificazione |
US5517572A (en) * | 1993-06-07 | 1996-05-14 | Apple Computer, Inc. | Methods and apparatus for connecting and conditioning audio signals |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4053936A (en) * | 1976-06-03 | 1977-10-11 | Amp Incorporated | Read and write circuitry |
US4081845A (en) * | 1976-06-29 | 1978-03-28 | Honeywell Inc. | Magnetic recording with bias and data mixing circuit |
US4157574A (en) * | 1977-05-16 | 1979-06-05 | A. B. Dick Company | Noise reduction circuit for multiple gap magnetic head for automatic typewriter |
US4271439A (en) * | 1979-04-24 | 1981-06-02 | Polaroid Corporation | Electronic gain and noise control for recording of analog information |
US4317142A (en) * | 1979-04-24 | 1982-02-23 | Polaroid Corporation | Electronic gain and noise control for recording of analog information |
-
1981
- 1981-01-23 US US06/227,614 patent/US4386378A/en not_active Expired - Lifetime
-
1982
- 1982-01-22 JP JP57009412A patent/JPS57141108A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101523605B1 (ko) * | 2011-12-29 | 2015-05-29 | 제일모직주식회사 | 축광성 인조대리석 |
Also Published As
Publication number | Publication date |
---|---|
JPS57141108A (en) | 1982-09-01 |
US4386378A (en) | 1983-05-31 |