JPS56114410A - Transistor amplifying circuit - Google Patents

Transistor amplifying circuit

Info

Publication number
JPS56114410A
JPS56114410A JP1705880A JP1705880A JPS56114410A JP S56114410 A JPS56114410 A JP S56114410A JP 1705880 A JP1705880 A JP 1705880A JP 1705880 A JP1705880 A JP 1705880A JP S56114410 A JPS56114410 A JP S56114410A
Authority
JP
Japan
Prior art keywords
transistor
fet21
emitter
composite
base
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
JP1705880A
Other languages
English (en)
Other versions
JPS6244721B2 (ja
Inventor
Kazuo Yamaguchi
Masahiro Hirano
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP1705880A priority Critical patent/JPS56114410A/ja
Publication of JPS56114410A publication Critical patent/JPS56114410A/ja
Publication of JPS6244721B2 publication Critical patent/JPS6244721B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Amplifiers (AREA)
JP1705880A 1980-02-14 1980-02-14 Transistor amplifying circuit Granted JPS56114410A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1705880A JPS56114410A (en) 1980-02-14 1980-02-14 Transistor amplifying circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1705880A JPS56114410A (en) 1980-02-14 1980-02-14 Transistor amplifying circuit

Publications (2)

Publication Number Publication Date
JPS56114410A true JPS56114410A (en) 1981-09-09
JPS6244721B2 JPS6244721B2 (ja) 1987-09-22

Family

ID=11933378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1705880A Granted JPS56114410A (en) 1980-02-14 1980-02-14 Transistor amplifying circuit

Country Status (1)

Country Link
JP (1) JPS56114410A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988004115A1 (en) * 1986-11-21 1988-06-02 Takafumi Kasai Amplifier having a constant-current bias circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988004115A1 (en) * 1986-11-21 1988-06-02 Takafumi Kasai Amplifier having a constant-current bias circuit
US4933645A (en) * 1986-11-21 1990-06-12 Takafumi Kasai Amplifier having a constant-current bias circuit

Also Published As

Publication number Publication date
JPS6244721B2 (ja) 1987-09-22

Similar Documents

Publication Publication Date Title
JPS5753112A (en) Sepp power amplifier
JPS5421102A (en) Semiconductor device circuit
JPS57207405A (en) Broad band negative feedback amplifying circuit
JPS56114410A (en) Transistor amplifying circuit
FR2420876A1 (fr) Circuit d'amplification dont il est possible de regler le coefficient d'amplification
FR2500969B1 (fr) Amplificateur lineaire et circuit amplificateur a commande de gain comportant au moins un tel amplificateur
ES8102434A1 (es) Un dispositivo amplificador perfeccionado
JPS54161253A (en) High-frequency amplifier circuit
JPS5642409A (en) Output amplifying circuit
JPS55143809A (en) Push-pull circuit
JPS5541084A (en) Hearing aid
GB1527293A (en) Composite collector load for class a semiconductor amplifier
JPS5780813A (en) Amplifier
JPS5767319A (en) Amplifier with variable threshold voltage
JPS56160113A (en) Biasing circuit of electric power amplifier
JPS5737913A (en) Electric power amplifying circuit
JPS53105346A (en) Darlington connection circuit of transistors
JPS5792909A (en) Power amplifying circuit
JPS5735403A (en) Amplifier
JPS56123112A (en) Voltage amplifier
JPS5732107A (en) Power amplifying circuit
JPS56141609A (en) Amplifying circuit
JPS567505A (en) Improvement of audio electric power amplifier
JPS579110A (en) Current inverting circuit
JPS55130211A (en) B-class amplifying circuit