JPS5830320U - Automotive audio equipment - Google Patents

Automotive audio equipment

Info

Publication number
JPS5830320U
JPS5830320U JP12505681U JP12505681U JPS5830320U JP S5830320 U JPS5830320 U JP S5830320U JP 12505681 U JP12505681 U JP 12505681U JP 12505681 U JP12505681 U JP 12505681U JP S5830320 U JPS5830320 U JP S5830320U
Authority
JP
Japan
Prior art keywords
preamplifier
power amplifier
audio equipment
automotive audio
door
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.)
Granted
Application number
JP12505681U
Other languages
Japanese (ja)
Other versions
JPS6327517Y2 (en
Inventor
高谷　政義
Original Assignee
富士通テン株式会社
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 富士通テン株式会社 filed Critical 富士通テン株式会社
Priority to JP12505681U priority Critical patent/JPS5830320U/en
Publication of JPS5830320U publication Critical patent/JPS5830320U/en
Application granted granted Critical
Publication of JPS6327517Y2 publication Critical patent/JPS6327517Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Tone Control, Compression And Expansion, Limiting Amplitude (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図はドアマウントスピーカの説明図でａは平面図、
ｂは断面図、第２図および第３図はビビリ発生を説明す
る周波数特性図、第４図および第５図は本考案をの実施
例を示すブロック図である。 図面で３０はプリアンプ、３４はパワーアンプ、１０は
ドア、２４．３６はスピーカ、３２と３８゜３８〜４６
はフィルタ回路である。Figure 1 is an explanatory diagram of the door-mounted speaker, and a is a plan view.
b is a sectional view, FIGS. 2 and 3 are frequency characteristic diagrams for explaining the occurrence of chatter, and FIGS. 4 and 5 are block diagrams showing an embodiment of the present invention. In the drawing, 30 is a preamplifier, 34 is a power amplifier, 10 is a door, 24.36 is a speaker, 32 and 38 degrees 38-46
is a filter circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] プリアンプ、パワーアンプおよびドアに取付けたスピー
カを備える自動車用オーディオ装置において、該プリア
ンプとパワーアンプの間に、該プリアンプからのパワー
アンプへ入力される信号のうち、ビビリを発生する低周
波領域のレベルを、該プリアンプ出力に応じて制御する
フィルタ回路を設けたことを特徴とする自動車オーディ
オ装置。In a car audio system that includes a preamplifier, a power amplifier, and a speaker mounted on the door, the level of the low frequency region that causes chatter among the signals input from the preamplifier to the power amplifier between the preamplifier and the power amplifier. What is claimed is: 1. An automobile audio device comprising: a filter circuit that controls the preamplifier output according to the preamplifier output.
JP12505681U 1981-08-24 1981-08-24 Automotive audio equipment Granted JPS5830320U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12505681U JPS5830320U (en) 1981-08-24 1981-08-24 Automotive audio equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12505681U JPS5830320U (en) 1981-08-24 1981-08-24 Automotive audio equipment

Publications (2)

Publication Number Publication Date
JPS5830320U true JPS5830320U (en) 1983-02-28
JPS6327517Y2 JPS6327517Y2 (en) 1988-07-25

Family

ID=29918898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12505681U Granted JPS5830320U (en) 1981-08-24 1981-08-24 Automotive audio equipment

Country Status (1)

Country Link
JP (1) JPS5830320U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008167345A (en) * 2007-01-04 2008-07-17 Nec Saitama Ltd Output method of sound signal, speaker system, portable device, and computer program
CN110375388A (en) * 2019-07-31 2019-10-25 广东美的制冷设备有限公司 Control method, air conditioner and the storage medium of air conditioner

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008167345A (en) * 2007-01-04 2008-07-17 Nec Saitama Ltd Output method of sound signal, speaker system, portable device, and computer program
CN110375388A (en) * 2019-07-31 2019-10-25 广东美的制冷设备有限公司 Control method, air conditioner and the storage medium of air conditioner

Also Published As

Publication number Publication date
JPS6327517Y2 (en) 1988-07-25

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