JPS56137508A - Magnetic recording and reproducing device - Google Patents

Magnetic recording and reproducing device

Info

Publication number
JPS56137508A
JPS56137508A JP3893480A JP3893480A JPS56137508A JP S56137508 A JPS56137508 A JP S56137508A JP 3893480 A JP3893480 A JP 3893480A JP 3893480 A JP3893480 A JP 3893480A JP S56137508 A JPS56137508 A JP S56137508A
Authority
JP
Japan
Prior art keywords
peaking
equalizing circuit
preamplifier
fed
magnetic recording
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.)
Granted
Application number
JP3893480A
Other languages
English (en)
Other versions
JPH0316682B2 (ja
Inventor
Akira Shibata
Koichi Hirose
Akihiro Yamamoto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3893480A priority Critical patent/JPS56137508A/ja
Priority to GB8109003A priority patent/GB2072925B/en
Priority to AT0145181A priority patent/AT388475B/de
Priority to DE19813112224 priority patent/DE3112224A1/de
Priority to FR8106257A priority patent/FR2479529B1/fr
Publication of JPS56137508A publication Critical patent/JPS56137508A/ja
Priority to US06/532,896 priority patent/US4519005A/en
Publication of JPH0316682B2 publication Critical patent/JPH0316682B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising

Landscapes

  • Television Signal Processing For Recording (AREA)
JP3893480A 1980-03-28 1980-03-28 Magnetic recording and reproducing device Granted JPS56137508A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP3893480A JPS56137508A (en) 1980-03-28 1980-03-28 Magnetic recording and reproducing device
GB8109003A GB2072925B (en) 1980-03-28 1981-03-23 Equalizer circuits in magnetic tape reproducing apparatus
AT0145181A AT388475B (de) 1980-03-28 1981-03-27 Magnetband-wiedergabegeraet
DE19813112224 DE3112224A1 (de) 1980-03-28 1981-03-27 Magnetband-wiedergabegeraet
FR8106257A FR2479529B1 (fr) 1980-03-28 1981-03-27 Appareil de lecture de bande magnetique
US06/532,896 US4519005A (en) 1980-03-28 1983-09-16 Magnetic tape reproducing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3893480A JPS56137508A (en) 1980-03-28 1980-03-28 Magnetic recording and reproducing device

Publications (2)

Publication Number Publication Date
JPS56137508A true JPS56137508A (en) 1981-10-27
JPH0316682B2 JPH0316682B2 (ja) 1991-03-06

Family

ID=12539048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3893480A Granted JPS56137508A (en) 1980-03-28 1980-03-28 Magnetic recording and reproducing device

Country Status (6)

Country Link
US (1) US4519005A (ja)
JP (1) JPS56137508A (ja)
AT (1) AT388475B (ja)
DE (1) DE3112224A1 (ja)
FR (1) FR2479529B1 (ja)
GB (1) GB2072925B (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185011A (ja) * 1982-04-23 1983-10-28 Hitachi Ltd 磁気記録再生装置の再生回路
JPS6025008A (ja) * 1983-07-22 1985-02-07 Matsushita Electric Ind Co Ltd 磁気記録再生装置
JPS63179404A (ja) * 1987-01-20 1988-07-23 Sony Corp 磁気再生装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT369605B (de) * 1981-02-06 1983-01-25 Philips Nv Wiedergabegeraet
ATE33078T1 (de) * 1982-12-27 1988-04-15 Telefunken Fernseh & Rundfunk Wiedergabeeinrichtung fuer ein mit mehreren koepfen aufgezeichnetes digitalsignal.
DE4211734C1 (ja) * 1992-04-07 1993-08-12 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3026380A (en) * 1958-04-01 1962-03-20 Telefunken Gmbh Transistorized reproducing amplifier circuitry having feedback
US3340367A (en) * 1963-07-24 1967-09-05 Ampex Playback equalization scheme for a reproduced frequency modulated signal
BE697655A (ja) * 1966-05-16 1967-10-02 Ampex
JPS5746124B2 (ja) * 1973-12-08 1982-10-01
US4041538A (en) * 1976-04-12 1977-08-09 Bell & Howell Company Low noise magnetic transducer preamplifier having flat response
US4093965A (en) * 1976-08-16 1978-06-06 Bell & Howell Company Speed-switchable readback signal equalization and direct-current restoration
US4134140A (en) * 1976-10-01 1979-01-09 Eastman Technology, Inc. Voltage mode amplifier for use with a high Q magnetic head
JPS6012683B2 (ja) * 1977-03-11 1985-04-03 株式会社日立製作所 映像信号再生回路
JPS53114608A (en) * 1977-03-16 1978-10-06 Matsushita Electric Ind Co Ltd Defect detector
DE2813207A1 (de) * 1978-03-25 1979-10-04 Bosch Gmbh Robert System zur korrektur von signalen, welche frequenzmoduliert von einem aufzeichnungstraeger abgenommen werden

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185011A (ja) * 1982-04-23 1983-10-28 Hitachi Ltd 磁気記録再生装置の再生回路
JPH0444321B2 (ja) * 1982-04-23 1992-07-21 Hitachi Ltd
JPS6025008A (ja) * 1983-07-22 1985-02-07 Matsushita Electric Ind Co Ltd 磁気記録再生装置
JPS63179404A (ja) * 1987-01-20 1988-07-23 Sony Corp 磁気再生装置

Also Published As

Publication number Publication date
DE3112224A1 (de) 1982-01-28
US4519005A (en) 1985-05-21
DE3112224C2 (ja) 1990-01-18
GB2072925A (en) 1981-10-07
AT388475B (de) 1989-06-26
JPH0316682B2 (ja) 1991-03-06
ATA145181A (de) 1988-11-15
FR2479529A1 (fr) 1981-10-02
GB2072925B (en) 1983-10-19
FR2479529B1 (fr) 1987-11-20

Similar Documents

Publication Publication Date Title
JPS5658121A (en) Magnetic record/reproduction system for digital signal
JPS56137508A (en) Magnetic recording and reproducing device
JPS57140086A (en) Recording and reproducing circuit for vtr
JPS5611606A (en) Reproducing amplifier for video tape recorder
EP0308775A3 (en) Magnetic recording and reproducing apparatus
JPS57109110A (en) Magnetic recording and reproducing device
JPS55142422A (en) Reproducing unit from disc shape recording medium
EP0022108A1 (en) Means for improving the high frequency response in magnetic audio recording
JPS57100613A (en) Magnetic recording and reproducing system
JPS5788511A (en) Digital recording signal reproducing device
KR910004666Y1 (ko) Vtr의 음성신호 기록제어회로
JPS57140087A (en) Reproducing circuit for vtr
JPS6459669A (en) Information signal reproducing device
JPS5629826A (en) Manufacture of magnetic recording and reproduction head
JPS5782210A (en) Gain adjusting circuit of magnetic tape device
JPS5680823A (en) Rotary head type magnetic picture recorder/reproducer
JPS54139708A (en) Recorder-reproducer
JPS57130251A (en) Magnetic recording and reproducing device
JPS6482368A (en) Information signal reproducing device
JPS55125510A (en) Multichannel stereo system
JPS574683A (en) Recording and reproducing device of video signal
JPS5558806A (en) Reproduction system for magnetic recording
JPS55163964A (en) Vtr
JPS55163626A (en) Information recorder/reproducer
JPS6423692A (en) Picture quality adjusting device for vtr