JPS55156405A - Acoustic amplifying output circuit - Google Patents

Acoustic amplifying output circuit

Info

Publication number
JPS55156405A
JPS55156405A JP6390579A JP6390579A JPS55156405A JP S55156405 A JPS55156405 A JP S55156405A JP 6390579 A JP6390579 A JP 6390579A JP 6390579 A JP6390579 A JP 6390579A JP S55156405 A JPS55156405 A JP S55156405A
Authority
JP
Japan
Prior art keywords
output
transistor
circuit
signal
push
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
JP6390579A
Other languages
English (en)
Inventor
Kunio Seki
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 JP6390579A priority Critical patent/JPS55156405A/ja
Publication of JPS55156405A publication Critical patent/JPS55156405A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/52—Circuit arrangements for protecting such amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
JP6390579A 1979-05-25 1979-05-25 Acoustic amplifying output circuit Pending JPS55156405A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6390579A JPS55156405A (en) 1979-05-25 1979-05-25 Acoustic amplifying output circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6390579A JPS55156405A (en) 1979-05-25 1979-05-25 Acoustic amplifying output circuit

Publications (1)

Publication Number Publication Date
JPS55156405A true JPS55156405A (en) 1980-12-05

Family

ID=13242798

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6390579A Pending JPS55156405A (en) 1979-05-25 1979-05-25 Acoustic amplifying output circuit

Country Status (1)

Country Link
JP (1) JPS55156405A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57121305A (en) * 1981-01-20 1982-07-28 Matsushita Electric Ind Co Ltd Muting circuit
JPS57201309A (en) * 1981-06-04 1982-12-09 Nec Corp Voice amplifying circuit
JPS5972207A (ja) * 1982-10-18 1984-04-24 Ricoh Co Ltd ミユ−ト回路
JPS6170812A (ja) * 1984-09-14 1986-04-11 Matsushita Electric Ind Co Ltd ミユ−テイング回路

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55133110A (en) * 1979-04-04 1980-10-16 Pioneer Electronic Corp Integrated circuit device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55133110A (en) * 1979-04-04 1980-10-16 Pioneer Electronic Corp Integrated circuit device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57121305A (en) * 1981-01-20 1982-07-28 Matsushita Electric Ind Co Ltd Muting circuit
JPH0345566B2 (ja) * 1981-01-20 1991-07-11 Matsushita Electric Ind Co Ltd
JPS57201309A (en) * 1981-06-04 1982-12-09 Nec Corp Voice amplifying circuit
JPS5972207A (ja) * 1982-10-18 1984-04-24 Ricoh Co Ltd ミユ−ト回路
JPS6170812A (ja) * 1984-09-14 1986-04-11 Matsushita Electric Ind Co Ltd ミユ−テイング回路

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