JPS6258169B2 - - Google Patents

Info

Publication number
JPS6258169B2
JPS6258169B2 JP4298779A JP4298779A JPS6258169B2 JP S6258169 B2 JPS6258169 B2 JP S6258169B2 JP 4298779 A JP4298779 A JP 4298779A JP 4298779 A JP4298779 A JP 4298779A JP S6258169 B2 JPS6258169 B2 JP S6258169B2
Authority
JP
Japan
Prior art keywords
circuit
emphasis
transistor
negative feedback
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
Application number
JP4298779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55135408A (en
Inventor
Kazuo Kondo
Akira Shibata
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 JP4298779A priority Critical patent/JPS55135408A/ja
Publication of JPS55135408A publication Critical patent/JPS55135408A/ja
Publication of JPS6258169B2 publication Critical patent/JPS6258169B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers

Landscapes

  • Television Signal Processing For Recording (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
JP4298779A 1979-04-11 1979-04-11 Integrated circuit for pre-emphasis Granted JPS55135408A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4298779A JPS55135408A (en) 1979-04-11 1979-04-11 Integrated circuit for pre-emphasis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4298779A JPS55135408A (en) 1979-04-11 1979-04-11 Integrated circuit for pre-emphasis

Publications (2)

Publication Number Publication Date
JPS55135408A JPS55135408A (en) 1980-10-22
JPS6258169B2 true JPS6258169B2 (OSRAM) 1987-12-04

Family

ID=12651376

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4298779A Granted JPS55135408A (en) 1979-04-11 1979-04-11 Integrated circuit for pre-emphasis

Country Status (1)

Country Link
JP (1) JPS55135408A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791320U (OSRAM) * 1980-11-26 1982-06-05
JPS6096909A (ja) * 1983-10-31 1985-05-30 Sony Corp プリエンフアシス回路
JPH05151705A (ja) * 1991-11-27 1993-06-18 Hitachi Ltd ビデオ信号処理装置および信号処理回路

Also Published As

Publication number Publication date
JPS55135408A (en) 1980-10-22

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