JPH0390317U - - Google Patents

Info

Publication number
JPH0390317U
JPH0390317U JP14950389U JP14950389U JPH0390317U JP H0390317 U JPH0390317 U JP H0390317U JP 14950389 U JP14950389 U JP 14950389U JP 14950389 U JP14950389 U JP 14950389U JP H0390317 U JPH0390317 U JP H0390317U
Authority
JP
Japan
Prior art keywords
constant voltage
amplifier circuits
power supply
supply device
voltage source
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
JP14950389U
Other languages
English (en)
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 filed Critical
Priority to JP14950389U priority Critical patent/JPH0390317U/ja
Publication of JPH0390317U publication Critical patent/JPH0390317U/ja
Pending legal-status Critical Current

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Landscapes

  • Amplifiers (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係る定電圧電源装置の一実施
例を示す基本回路、第２図は該基本回路を適用し
た増幅器の一例の回路図、第３図は３段の増幅回
路を有する増幅器の電源回路を示す構成回路図、
第４図は従来の増幅器の一例を示す回路図である
。 Ｑａ，Ｑｂ……制御用トランジスタ、Ｔ……定
電流回路、Ｚ……ツエナーダイオード。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 複数段の増幅回路を有するオーデイオ用増
    幅器における直列制御型の定電圧電源装置におい
    て、定電圧源と、前記複数段の増幅回路の数に対
    応する複数の制御用半導体とを備えるとともに、
    これら制御用半導体の入力端子を１個の定電圧源
    にそれぞれ接続して増幅回路の個々に給電するこ
    とを特徴とする定電圧電源装置。 (2) 前記定電圧源はツエナダイオードを有し、
    複数段の増幅回路に応じて定電圧特性の異なるツ
    エナダイオードをそれぞれ備えたことを特徴とす
    る請求項(1)記載の定電圧電源装置。
JP14950389U 1989-12-26 1989-12-26 Pending JPH0390317U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14950389U JPH0390317U (ja) 1989-12-26 1989-12-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14950389U JPH0390317U (ja) 1989-12-26 1989-12-26

Publications (1)

Publication Number Publication Date
JPH0390317U true JPH0390317U (ja) 1991-09-13

Family

ID=31695891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14950389U Pending JPH0390317U (ja) 1989-12-26 1989-12-26

Country Status (1)

Country Link
JP (1) JPH0390317U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007293287A (ja) * 2006-03-31 2007-11-08 Sumitomo Chemical Co Ltd インジケーター

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495352A (en) * 1978-01-14 1979-07-27 Matsushita Electric Works Ltd Electronic circuit
JPS63291106A (ja) * 1987-05-22 1988-11-29 Matsushita Electric Ind Co Ltd 定電圧回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5495352A (en) * 1978-01-14 1979-07-27 Matsushita Electric Works Ltd Electronic circuit
JPS63291106A (ja) * 1987-05-22 1988-11-29 Matsushita Electric Ind Co Ltd 定電圧回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007293287A (ja) * 2006-03-31 2007-11-08 Sumitomo Chemical Co Ltd インジケーター

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