JPS6230496U - - Google Patents
Info
- Publication number
- JPS6230496U JPS6230496U JP12066885U JP12066885U JPS6230496U JP S6230496 U JPS6230496 U JP S6230496U JP 12066885 U JP12066885 U JP 12066885U JP 12066885 U JP12066885 U JP 12066885U JP S6230496 U JPS6230496 U JP S6230496U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- normally closed
- switch
- output
- supplied
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Stereophonic Arrangements (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Description
第１図及び第２図は本考案装置の異なる状態の
回路構成図である。
Ａ……第１入力端子、Ｂ……第２入力端子、１
……第１増幅器、２……第２増幅器、３……スイ
ツチ、４……ステレオジヤツク、５……第１常閉
スイツチ、６……第２常閉スイツチ、７……圧電
型スピーカ、８……位相を反転する回路、９……
ステレオヘツドホンプラグ。
1 and 2 are circuit configuration diagrams of the device of the present invention in different states. A...First input terminal, B...Second input terminal, 1
... first amplifier, 2 ... second amplifier, 3 ... switch, 4 ... stereo jack, 5 ... first normally closed switch, 6 ... second normally closed switch, 7 ... piezoelectric speaker, 8... Phase inversion circuit, 9...
Stereo headphone plug.
Claims (1)
入力端子にスイツチを介して接続された第２増幅
器と、前記各増幅器の出力側に接続され且つ第１
及び第２常閉スイツチを有するステレオジヤツク
と、前記第１増幅器の出力が第１常閉スイツチを
介して一方の端子に供給されると共に第２増幅器
の出力が第２常閉スイツチを介して他方の端子に
供給される圧電型スピーカと、前記第１増幅器の
出力を第２増幅器より位相反転して出力する回路
とを具備し、前記ステレオジヤツクにステレオヘ
ツドホンプラグを挿入した時上記スイツチを閉成
し且つ第１及び第２常閉スイツチを開放するよう
に構成したことを特徴とするスピーカ内蔵ステレ
オ装置。 a first amplifier connected to the first input terminal;
a second amplifier connected to the input terminal via a switch; and a first amplifier connected to the output side of each of the amplifiers.
and a second normally closed switch, the output of the first amplifier being supplied to one terminal via the first normally closed switch, and the output of the second amplifier being supplied to one terminal via the second normally closed switch. It is equipped with a piezoelectric speaker supplied to the other terminal, and a circuit for inverting the phase of the output of the first amplifier and outputting it from the second amplifier, and when the stereo headphone plug is inserted into the stereo jack, the switch is turned on. A stereo device with a built-in speaker, characterized in that it is configured to close and open the first and second normally closed switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12066885U JPS6230496U (en) | 1985-08-05 | 1985-08-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12066885U JPS6230496U (en) | 1985-08-05 | 1985-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6230496U true JPS6230496U (en) | 1987-02-24 |
Family
ID=31009202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12066885U Pending JPS6230496U (en) | 1985-08-05 | 1985-08-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230496U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5736090B2 (en) * | 1973-04-11 | 1982-08-02 |
-
1985
- 1985-08-05 JP JP12066885U patent/JPS6230496U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5736090B2 (en) * | 1973-04-11 | 1982-08-02 |
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