JPH01137697U - - Google Patents
Info
- Publication number
- JPH01137697U JPH01137697U JP3259188U JP3259188U JPH01137697U JP H01137697 U JPH01137697 U JP H01137697U JP 3259188 U JP3259188 U JP 3259188U JP 3259188 U JP3259188 U JP 3259188U JP H01137697 U JPH01137697 U JP H01137697U
- Authority
- JP
- Japan
- Prior art keywords
- equalizer
- vehicle interior
- sound reproducing
- microphones
- distance
- 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
Links
- 210000005069 ears Anatomy 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案の実施例の全体構成を示すブ
ロツク図である。
主要部分の符号の説明、１：イコライザ、２：
ピンクノイズ発生器、３：増幅器、４ａ，４ｂ，
５ａ，５ｂ：スピーカシステム、６ａ，６ｂ：マ
イクロホン。
FIG. 1 is a block diagram showing the overall configuration of an embodiment of this invention. Explanation of the symbols of the main parts, 1: Equalizer, 2:
Pink noise generator, 3: Amplifier, 4a, 4b,
5a, 5b: speaker system, 6a, 6b: microphone.
Claims (1)
ムと、このスピーカシステムを駆動するための増
幅器と、ＣＤプレーヤ、カセツトデツキなどのオ
ーデイオ信号源と、再生音のバランスを調整する
ためのイコライザとを備えた車室内音響再生装置
において、 人間の耳の間隔にほぼ等しい間隔と位置関係と
を持たせた２つのマイクロホンを移動可能に設置
するとともに、この両マイクロホンの合成出力を
検出してイコライザを制御し、マイクロホンの出
力周波数特性が平坦となるように自動的に調整す
るように構成したことを特徴とする車室内音響再
生装置。 ２ イコライザにピンクノイズ発生器を内蔵した
ことを特徴とする請求項１記載の車室内音響再生
装置。[Scope of Claim for Utility Model Registration] 1. Adjusting the balance between a speaker system installed in the interior of an automobile, an amplifier for driving this speaker system, an audio signal source such as a CD player or a cassette deck, and the reproduced sound. In a vehicle interior sound reproducing system equipped with an equalizer, two microphones are movably installed with a distance and positional relationship that is approximately equal to the distance between human ears, and the combined output of these two microphones is detected. 1. A vehicle interior sound reproducing device, characterized in that it is configured to control an equalizer and automatically adjust the output frequency characteristics of a microphone to be flat. 2. The vehicle interior sound reproducing device according to claim 1, wherein the equalizer has a built-in pink noise generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3259188U JPH01137697U (en) | 1988-03-14 | 1988-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3259188U JPH01137697U (en) | 1988-03-14 | 1988-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01137697U true JPH01137697U (en) | 1989-09-20 |
Family
ID=31259140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3259188U Pending JPH01137697U (en) | 1988-03-14 | 1988-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01137697U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6313600A (en) * | 1986-07-04 | 1988-01-20 | Matsushita Electric Ind Co Ltd | Device and method for correcting sound fiele |
-
1988
- 1988-03-14 JP JP3259188U patent/JPH01137697U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6313600A (en) * | 1986-07-04 | 1988-01-20 | Matsushita Electric Ind Co Ltd | Device and method for correcting sound fiele |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH01137697U (en) | ||
| JPS6478600A (en) | Noise removing device | |
| JPS59165600A (en) | Acoustic device for car | |
| JP2600533Y2 (en) | Automotive sound reproduction system | |
| JPS60163149U (en) | Vehicle audio equipment | |
| JPH0233354Y2 (en) | ||
| JPH0139033Y2 (en) | ||
| JPH0333997Y2 (en) | ||
| JPS609932Y2 (en) | tape recorder | |
| JPS6352380U (en) | ||
| JPH06225377A (en) | Headphone stereo capable of listening to external sound | |
| JPH0117919Y2 (en) | ||
| JPS634303Y2 (en) | ||
| JPS62152598U (en) | ||
| JPS6315699U (en) | ||
| JPS625800U (en) | ||
| JPH04191139A (en) | Acoustic instrument for vehicle | |
| JPS5893016U (en) | head horn | |
| JPS62121897U (en) | ||
| JPS5930200U (en) | Acoustic vibration transmission device | |
| JPS62194707U (en) | ||
| JPS63114599U (en) | ||
| JPH0461997U (en) | ||
| JPS63153357U (en) | ||
| JPH02106800U (en) |