JPH0372044U - - Google Patents

Info

Publication number
JPH0372044U
JPH0372044U JP13385689U JP13385689U JPH0372044U JP H0372044 U JPH0372044 U JP H0372044U JP 13385689 U JP13385689 U JP 13385689U JP 13385689 U JP13385689 U JP 13385689U JP H0372044 U JPH0372044 U JP H0372044U
Authority
JP
Japan
Prior art keywords
vehicle
microphone
operating switch
audio
sound
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
JP13385689U
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 JP13385689U priority Critical patent/JPH0372044U/ja
Publication of JPH0372044U publication Critical patent/JPH0372044U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第１図は従来の拡声装置と構成図、第２図は本
考案の第１実施例における構成図、第３図は本考
案の第２実施例における構成図。 ６……拡声装置、７，１７……マイクロホン、
８，１２，２１……アンプ、９，１３，２２……
スピーカ、１０……音響機器、１１，１９……オ
ーデイオ信号生成部、１４，２３……操作スイツ
チ、１５，２４……電源、１６……拡声装置の一
部分、１８……音響機器の一部分、２０……拡声
装置と音響機器の共用部分。

Claims (1)

    【実用新案登録請求の範囲】
  1. マイクロホンで車外音を収音しそのマイクロホ
    ンの出力信号をアンプで増幅して車室内に設けた
    スピーカで再生する拡声装置と、カーラジオ、又
    はカーステレオ等の車載用音響機器と、運転席に
    設けられた単一の操作スイツチと、前記操作スイ
    ツチが操作された時に前記拡声装置が作動すると
    共に前記車載用音響機器の音量が消失又は減少す
    る回路手段とを備えたことを特徴とする自動車の
    車外音確認装置。
JP13385689U 1989-11-17 1989-11-17 Pending JPH0372044U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13385689U JPH0372044U (ja) 1989-11-17 1989-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13385689U JPH0372044U (ja) 1989-11-17 1989-11-17

Publications (1)

Publication Number Publication Date
JPH0372044U true JPH0372044U (ja) 1991-07-22

Family

ID=31681245

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13385689U Pending JPH0372044U (ja) 1989-11-17 1989-11-17

Country Status (1)

Country Link
JP (1) JPH0372044U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4446407B1 (ja) * 2009-07-03 2010-04-07 池田 儀彦 スプレー缶穿孔装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4446407B1 (ja) * 2009-07-03 2010-04-07 池田 儀彦 スプレー缶穿孔装置
JP2011011820A (ja) * 2009-07-03 2011-01-20 Yoshihiko Ikeda スプレー缶穿孔装置

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