JPS61202918U - - Google Patents

Info

Publication number
JPS61202918U
JPS61202918U JP8717485U JP8717485U JPS61202918U JP S61202918 U JPS61202918 U JP S61202918U JP 8717485 U JP8717485 U JP 8717485U JP 8717485 U JP8717485 U JP 8717485U JP S61202918 U JPS61202918 U JP S61202918U
Authority
JP
Japan
Prior art keywords
attenuation
memory
amount
volume
data
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
JP8717485U
Other languages
Japanese (ja)
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 JP8717485U priority Critical patent/JPS61202918U/ja
Publication of JPS61202918U publication Critical patent/JPS61202918U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Control Of Amplification And Gain Control (AREA)

Description

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

第1図はこの考案の大音量響告装置の一実施例
の回路図、第2図は従来の大音量警告装置の回路
図である。 101……メモリA、102……メモリB、1
03……マイクロプロセツサ、104……ボリユ
ームアツプキー、105……ボリユームダウンキ
ー、106……ストアキー、107……デコーダ
、108,109……ドライバ、110……時定
数回路、111……タイミング回路、112……
入力端子、113……ボリユーム、114……ア
ンプ、116……スイツチ、117……スピーカ
、118……アラーム回路、119……電源スイ
ツチ。
FIG. 1 is a circuit diagram of an embodiment of the loud sound warning device of this invention, and FIG. 2 is a circuit diagram of a conventional loud sound warning device. 101...Memory A, 102...Memory B, 1
03... Microprocessor, 104... Volume up key, 105... Volume down key, 106... Store key, 107... Decoder, 108, 109... Driver, 110... Time constant circuit, 111... Timing Circuit, 112...
Input terminal, 113...Volume, 114...Amplifier, 116...Switch, 117...Speaker, 118...Alarm circuit, 119...Power switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 音響装置の電源の切断時にもデータ保持可能で
、かつ音量調節手段の減衰量を示すデータを格納
する第1のメモリと、あらかじめ設定するか、あ
るいは外部から設定できる減衰量を示すデータを
格納する第2のメモリと、起動および停止のでき
るアラーム回路と、上記音響装置の電源切断時に
上記第1および第2のメモリのデータを比較して
第1のメモリのデータによる音量減衰量が設定さ
れた減衰量よりも小さいとき上記アラーム回路を
起動して、アラーム音を発生させる論理回路また
はマイクロコンピユータとよりなる大音量警告装
置。
a first memory capable of retaining data even when the power of the audio device is turned off and storing data indicating the amount of attenuation of the volume control means; and a first memory storing data indicating the amount of attenuation that can be set in advance or externally. a second memory, an alarm circuit that can be started and stopped; and when the audio device is powered off, data in the first and second memories are compared to set a volume attenuation amount based on the data in the first memory; A loud volume warning device comprising a logic circuit or a microcomputer that activates the alarm circuit to generate an alarm sound when the attenuation is smaller than the attenuation amount.
JP8717485U 1985-06-10 1985-06-10 Pending JPS61202918U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8717485U JPS61202918U (en) 1985-06-10 1985-06-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8717485U JPS61202918U (en) 1985-06-10 1985-06-10

Publications (1)

Publication Number Publication Date
JPS61202918U true JPS61202918U (en) 1986-12-20

Family

ID=30639153

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8717485U Pending JPS61202918U (en) 1985-06-10 1985-06-10

Country Status (1)

Country Link
JP (1) JPS61202918U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005184474A (en) * 2003-12-19 2005-07-07 Matsushita Electric Ind Co Ltd Voice output level setting method and apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005184474A (en) * 2003-12-19 2005-07-07 Matsushita Electric Ind Co Ltd Voice output level setting method and apparatus
JP4626145B2 (en) * 2003-12-19 2011-02-02 パナソニック株式会社 Audio output level setting method and apparatus

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