JPS63136417U - - Google Patents
Info
- Publication number
- JPS63136417U JPS63136417U JP2697187U JP2697187U JPS63136417U JP S63136417 U JPS63136417 U JP S63136417U JP 2697187 U JP2697187 U JP 2697187U JP 2697187 U JP2697187 U JP 2697187U JP S63136417 U JPS63136417 U JP S63136417U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- sound quality
- quality adjustment
- adjustment circuit
- audio
- 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
Links
- 230000005236 sound signal Effects 0.000 claims 1
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
図は本考案の一実施例を示すものである。
３……増幅器、４―１，４―２…４―ｎ……可
変抵抗器、６―１，６―２…６―ｎ……抵抗、７
―１，７―２…７―ｎ……スイツチ回路、８―１
，８―２…８―ｎ……共振回路、１２……ラウド
ネススイツチ。
The figure shows an embodiment of the present invention. 3...Amplifier, 4-1, 4-2...4-n...Variable resistor, 6-1, 6-2...6-n...Resistance, 7
-1,7-2...7-n...Switch circuit, 8-1
, 8-2...8-n...resonance circuit, 12...loudness switch.
Claims (1)
設定するための第１の音質調整回路を備えた音響
装置であつて、該音質調整回路を構成する可変抵
抗器と並列に固定抵抗及びスイツチ回路よりなる
直列回路を設け、該直列回路のスイツチ回路を出
力音声レベル若しくは第２の音質調整回路の操作
に応じて制御せしめるようにしたことを特徴とす
る音響装置。 (2) 第１の音質調整回路がグラフイツクイコラ
イザ若しくはトーンコントロール回路であり、第
２の音質調整回路がラウドネス回路であることを
特徴とする実用新案登録請求の範囲第(1)項記載
の音響装置。[Claims for Utility Model Registration] (1) An audio device equipped with a first sound quality adjustment circuit for setting the frequency characteristics of an audio signal to a desired frequency characteristic, and a variable resistor constituting the sound quality adjustment circuit. A series circuit consisting of a fixed resistor and a switch circuit is provided in parallel with the audio device, and the switch circuit of the series circuit is controlled in accordance with the output audio level or the operation of the second sound quality adjustment circuit. (2) The acoustic system according to claim 1, wherein the first sound quality adjustment circuit is a graphic equalizer or tone control circuit, and the second sound quality adjustment circuit is a loudness circuit. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2697187U JPH0510406Y2 (en) | 1987-02-25 | 1987-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2697187U JPH0510406Y2 (en) | 1987-02-25 | 1987-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63136417U true JPS63136417U (en) | 1988-09-07 |
| JPH0510406Y2 JPH0510406Y2 (en) | 1993-03-15 |
Family
ID=30828568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2697187U Expired - Lifetime JPH0510406Y2 (en) | 1987-02-25 | 1987-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0510406Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007274641A (en) * | 2006-03-31 | 2007-10-18 | Yamaha Corp | Acoustic processing apparatus |
| JP2007274640A (en) * | 2006-03-31 | 2007-10-18 | Yamaha Corp | Acoustic processing apparatus |
-
1987
- 1987-02-25 JP JP2697187U patent/JPH0510406Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007274641A (en) * | 2006-03-31 | 2007-10-18 | Yamaha Corp | Acoustic processing apparatus |
| JP2007274640A (en) * | 2006-03-31 | 2007-10-18 | Yamaha Corp | Acoustic processing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0510406Y2 (en) | 1993-03-15 |