JPS5272210A - Preamplifier circuit - Google Patents

Preamplifier circuit

Info

Publication number
JPS5272210A
JPS5272210A JP50147334A JP14733475A JPS5272210A JP S5272210 A JPS5272210 A JP S5272210A JP 50147334 A JP50147334 A JP 50147334A JP 14733475 A JP14733475 A JP 14733475A JP S5272210 A JPS5272210 A JP S5272210A
Authority
JP
Japan
Prior art keywords
preamplifier circuit
regulating
difference
potentials
lack
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.)
Pending
Application number
JP50147334A
Other languages
Japanese (ja)
Inventor
Kuniaki Miura
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 JP50147334A priority Critical patent/JPS5272210A/en
Publication of JPS5272210A publication Critical patent/JPS5272210A/en
Pending legal-status Critical Current

Links

Landscapes

  • Television Signal Processing For Recording (AREA)

Abstract

PURPOSE: To prevent the lack of signal caused by the difference in d.d. potentials by regulating the gain difference then regulating offset voltage independently at the time of combining the signals read out from plural heads into one channel by a head switching pulse.
COPYRIGHT: (C)1977,JPO&Japio
JP50147334A 1975-12-12 1975-12-12 Preamplifier circuit Pending JPS5272210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50147334A JPS5272210A (en) 1975-12-12 1975-12-12 Preamplifier circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50147334A JPS5272210A (en) 1975-12-12 1975-12-12 Preamplifier circuit

Publications (1)

Publication Number Publication Date
JPS5272210A true JPS5272210A (en) 1977-06-16

Family

ID=15427820

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50147334A Pending JPS5272210A (en) 1975-12-12 1975-12-12 Preamplifier circuit

Country Status (1)

Country Link
JP (1) JPS5272210A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5270883A (en) * 1991-08-29 1993-12-14 Mitsubishi Denki Kabushiki Kaisha Magnetic read/write circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5270883A (en) * 1991-08-29 1993-12-14 Mitsubishi Denki Kabushiki Kaisha Magnetic read/write circuit

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