JPS5989400U - Buzzer circuit - Google Patents

Buzzer circuit

Info

Publication number
JPS5989400U
JPS5989400U JP18511282U JP18511282U JPS5989400U JP S5989400 U JPS5989400 U JP S5989400U JP 18511282 U JP18511282 U JP 18511282U JP 18511282 U JP18511282 U JP 18511282U JP S5989400 U JPS5989400 U JP S5989400U
Authority
JP
Japan
Prior art keywords
buzzer circuit
buzzer
capacitor
operational amplifier
circuit
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
JP18511282U
Other languages
Japanese (ja)
Inventor
飯塚　秀行
Original Assignee
三洋電機株式会社
東京三洋電機株式会社
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 三洋電機株式会社, 東京三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP18511282U priority Critical patent/JPS5989400U/en
Publication of JPS5989400U publication Critical patent/JPS5989400U/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Voltage And Current In General (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]

図は本考案を説明する回路図である。 １・・・電源回路、２・・・出力制御回路、３・・・負
荷検知回路、４・・・オペアンプ、５・・・ブザー回路
。The figure is a circuit diagram explaining the present invention. DESCRIPTION OF SYMBOLS 1... Power supply circuit, 2... Output control circuit, 3... Load detection circuit, 4... Operational amplifier, 5... Buzzer circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 、　オペアンプのプラス入力端子に容量を接続し、異常
信号時に該容量に充電して電位を徐々に上昇させ、オ′
ベアンブの出力信号によりブザーを駆動させることを特
徴とするブザー回路。, a capacitor is connected to the positive input terminal of the operational amplifier, and when an abnormal signal is detected, the capacitor is charged to gradually increase the potential, and the
A buzzer circuit characterized in that a buzzer is driven by an output signal of a beambun.
JP18511282U 1982-12-06 1982-12-06 Buzzer circuit Pending JPS5989400U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18511282U JPS5989400U (en) 1982-12-06 1982-12-06 Buzzer circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18511282U JPS5989400U (en) 1982-12-06 1982-12-06 Buzzer circuit

Publications (1)

Publication Number Publication Date
JPS5989400U true JPS5989400U (en) 1984-06-16

Family

ID=30400189

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18511282U Pending JPS5989400U (en) 1982-12-06 1982-12-06 Buzzer circuit

Country Status (1)

Country Link
JP (1) JPS5989400U (en)

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