JPS62139152U - - Google Patents
Info
- Publication number
- JPS62139152U JPS62139152U JP2471286U JP2471286U JPS62139152U JP S62139152 U JPS62139152 U JP S62139152U JP 2471286 U JP2471286 U JP 2471286U JP 2471286 U JP2471286 U JP 2471286U JP S62139152 U JPS62139152 U JP S62139152U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- communication device
- circuit
- switch circuit
- amplifier
- 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
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Noise Elimination (AREA)
Description
図は本考案の一実施例の回路図である。
１……本体、１ａ，５ａ……電源端子、１ｃ…
…外部スピーカ端子、２……電線、３……電源、
４……スピーカ部、４ａ……電源接続端子、５…
…低周波増幅器、６……スピーカ、７……スイツ
チ回路、７ａ……制御端子、８……スイツチ制御
回路、８ａ……入力端子、８ｂ……出力端子。
The figure is a circuit diagram of an embodiment of the present invention. 1...Body, 1a, 5a...Power terminal, 1c...
...External speaker terminal, 2...Electric wire, 3...Power supply,
4...Speaker part, 4a...Power connection terminal, 5...
...Low frequency amplifier, 6...Speaker, 7...Switch circuit, 7a...Control terminal, 8...Switch control circuit, 8a...Input terminal, 8b...Output terminal.
Claims (1)
続した通信機用増幅器付きスピーカにおいて、電
源とスピーカ部の電源接続端子との間にスイツチ
回路を接続し、該スイツチ回路の制御端子に、通
信機本体の電源回路または通信機本体とスピーカ
部とを接続する回路から該回路に誘起される高周
波送信信号を検出し、該高周波送信信号を検出し
たときには前記スイツチ回路をオフにするスイツ
チ制御回路を接続したことを特徴とする通信機用
増幅器付きスピーカの雑音防止装置。 In a speaker with an amplifier for a communication device in which the communication device main body and the speaker section are placed separately and connected by electric wire, a switch circuit is connected between the power source and the power supply connection terminal of the speaker section, and the control terminal of the switch circuit is connected to the control terminal of the switch circuit. A switch control circuit that detects a high frequency transmission signal induced in the power supply circuit of the communication device body or a circuit connecting the communication device body and the speaker section, and turns off the switch circuit when the high frequency transmission signal is detected. A noise prevention device for a speaker with an amplifier for communication equipment, characterized in that a speaker with an amplifier is connected to the speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2471286U JPS62139152U (en) | 1986-02-22 | 1986-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2471286U JPS62139152U (en) | 1986-02-22 | 1986-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62139152U true JPS62139152U (en) | 1987-09-02 |
Family
ID=30824191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2471286U Pending JPS62139152U (en) | 1986-02-22 | 1986-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62139152U (en) |
-
1986
- 1986-02-22 JP JP2471286U patent/JPS62139152U/ja active Pending