JPS60177507U - Variable idle current power amplifier - Google Patents

Variable idle current power amplifier

Info

Publication number
JPS60177507U
JPS60177507U JP6343184U JP6343184U JPS60177507U JP S60177507 U JPS60177507 U JP S60177507U JP 6343184 U JP6343184 U JP 6343184U JP 6343184 U JP6343184 U JP 6343184U JP S60177507 U JPS60177507 U JP S60177507U
Authority
JP
Japan
Prior art keywords
power amplifier
signal
idle current
current power
variable idle
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
JP6343184U
Other languages
Japanese (ja)
Inventor
奥山　竹博
Original Assignee
日本電気ホームエレクトロニクス株式会社
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 日本電気ホームエレクトロニクス株式会社 filed Critical 日本電気ホームエレクトロニクス株式会社
Priority to JP6343184U priority Critical patent/JPS60177507U/en
Publication of JPS60177507U publication Critical patent/JPS60177507U/en
Pending legal-status Critical Current

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  • Amplifiers (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、本考案の一実施例を示すブロック図である。 ２・・・Ａ／Ｄ変換器、４・・・メモリ、５・・・Ｄ／
Ａ変換器、６・・・電力増幅部、訃・・レベル判定器、
９・・・アイドル電流制御回路、ＳＡ・・・（入力）ア
ナログ信号、ＳＤ・・・ディジタル信号。FIG. 1 is a block diagram showing one embodiment of the present invention. 2...A/D converter, 4...memory, 5...D/
A converter, 6...power amplification section, 6...level judger,
9... Idle current control circuit, SA... (input) analog signal, SD... digital signal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入力されるＰＣＭディジタル信号を遅延させて送り出す
メモリと、このメモリからの信号をアナログ信号に再現
するＤ／Ａ変換器と、このＤ／Ａ変換器からの信号を増
幅する電力増幅部と、前記ＰＣＭディジタル信号に応じ
て前記電力増幅部に流す無信号時のバイアス電流を制御
するアイドル電流制御部とで構成されていることを特徴
左するアイドル電流可変型電力増幅器。a memory that delays and sends out an input PCM digital signal; a D/A converter that reproduces the signal from this memory into an analog signal; a power amplification section that amplifies the signal from this D/A converter; 1. An idle current variable power amplifier comprising: an idle current control section that controls a bias current flowing through the power amplifier section when no signal is present in accordance with a PCM digital signal.
JP6343184U 1984-04-28 1984-04-28 Variable idle current power amplifier Pending JPS60177507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6343184U JPS60177507U (en) 1984-04-28 1984-04-28 Variable idle current power amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6343184U JPS60177507U (en) 1984-04-28 1984-04-28 Variable idle current power amplifier

Publications (1)

Publication Number Publication Date
JPS60177507U true JPS60177507U (en) 1985-11-26

Family

ID=30593568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6343184U Pending JPS60177507U (en) 1984-04-28 1984-04-28 Variable idle current power amplifier

Country Status (1)

Country Link
JP (1) JPS60177507U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6485406A (en) * 1987-09-28 1989-03-30 Sanyo Electric Co Acoustic amplifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6485406A (en) * 1987-09-28 1989-03-30 Sanyo Electric Co Acoustic amplifier

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