JPS59140521U - In-vehicle audio equipment - Google Patents
In-vehicle audio equipmentInfo
- Publication number
- JPS59140521U JPS59140521U JP3313683U JP3313683U JPS59140521U JP S59140521 U JPS59140521 U JP S59140521U JP 3313683 U JP3313683 U JP 3313683U JP 3313683 U JP3313683 U JP 3313683U JP S59140521 U JPS59140521 U JP S59140521U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle audio
- audio equipment
- microcomputer
- vehicle
- audio device
- 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
Landscapes
- Control Of Amplification And Gain Control (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
第１図は本考案の車載用音響装置のブロック図、第２図
は本考案の車載用音響装置の具体的な回路図、第、３図
は温度変化補正特性図である。
１・・・検知センサー、２・・・Ｄ、 Ｃ増巾器、３・
・・マイクロコンピュータ−１４・・・スイッチ回路、
５・・・選択回路、６・・・ラインアンプ、７・・・メ
インアンプ、８・・・スピーカ、９・・・ヘッドアンプ
。FIG. 1 is a block diagram of the in-vehicle audio device of the present invention, FIG. 2 is a specific circuit diagram of the in-vehicle audio device of the present invention, and FIGS. 3 and 3 are temperature change correction characteristic diagrams. 1...Detection sensor, 2...D, C amplifier, 3...
...Microcomputer-14...switch circuit,
5... Selection circuit, 6... Line amplifier, 7... Main amplifier, 8... Speaker, 9... Head amplifier.
Claims (1)
からの出力信号を増巾する増巾器を備えた車載用音響装
置において、温度変化を検知するセンサーと、該センサ
ーからの出力信号にもとづき温度変化に応じたデーター
を出力するマイクロコンピュータ−と、該マイクロコン
ピュータ−のデーターにより上記増巾器の増中度を制御
するスイッチ回路とを備えたことを特徴とする車載用音
響装置。An in-vehicle audio device is equipped with a playback head that plays back signals from a magnetic tape and an amplification device that amplifies the output signal from the playback head. A vehicle-mounted audio device comprising: a microcomputer that outputs data according to a change; and a switch circuit that controls the degree of amplification of the amplifier based on the data from the microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3313683U JPS59140521U (en) | 1983-03-08 | 1983-03-08 | In-vehicle audio equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3313683U JPS59140521U (en) | 1983-03-08 | 1983-03-08 | In-vehicle audio equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59140521U true JPS59140521U (en) | 1984-09-19 |
Family
ID=30163940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3313683U Pending JPS59140521U (en) | 1983-03-08 | 1983-03-08 | In-vehicle audio equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59140521U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5087262A (en) * | 1973-12-03 | 1975-07-14 |
-
1983
- 1983-03-08 JP JP3313683U patent/JPS59140521U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5087262A (en) * | 1973-12-03 | 1975-07-14 |
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