JPS5840968U - Communication device using listening device - Google Patents
Communication device using listening deviceInfo
- Publication number
- JPS5840968U JPS5840968U JP13371981U JP13371981U JPS5840968U JP S5840968 U JPS5840968 U JP S5840968U JP 13371981 U JP13371981 U JP 13371981U JP 13371981 U JP13371981 U JP 13371981U JP S5840968 U JPS5840968 U JP S5840968U
- Authority
- JP
- Japan
- Prior art keywords
- listening
- microphone
- amplifier
- listening device
- communication 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は通常の聴音装置付きソナー装置のブロック図、
又第2図は同聴音装置を利用した本考案に係る一実施例
のブロック図を夫々示す。
2・・・受信機、4・・・増幅器、5,5′・・・スピ
ーカ、10.10’・・・増幅器、12.12’・・・
マイクロホン。Figure 1 is a block diagram of a normal sonar device with a listening device.
Further, FIG. 2 shows a block diagram of an embodiment of the present invention using the same listening device. 2...Receiver, 4...Amplifier, 5,5'...Speaker, 10.10'...Amplifier, 12.12'...
Microphone.
Claims (1)
した通信装置において、該聴音装置6の近くに設置され
たマイクロホン12.12’ とこれに夫々接続された
増幅器10.10’と該増幅器10.10’の出力を前
記ソナー聴音装置6に含まれる可聴周波増幅器4の入力
側に切換接続するスイッチ11.11’とから成り、前
記マイクロホン12.12’からの音声出力を前記増幅
器10.10’、4で増幅して前記聴音装置6から音声
出力を得ることを特徴とする聴音装置を利用した通信装
置。In a communication device using sonar listening devices 6 installed at at least two locations, a microphone 12.12' is installed near the listening device 6, an amplifier 10.10' is connected to the microphone 12.12', and an amplifier 10.10' is connected to the microphone 12.12'. a switch 11.11' for connecting the output of the microphone 10' to the input side of the audio frequency amplifier 4 included in the sonar listening device 6; , 4 to obtain audio output from the sound listening device 6.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13371981U JPS5840968U (en) | 1981-09-09 | 1981-09-09 | Communication device using listening device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13371981U JPS5840968U (en) | 1981-09-09 | 1981-09-09 | Communication device using listening device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5840968U true JPS5840968U (en) | 1983-03-17 |
Family
ID=29927164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13371981U Pending JPS5840968U (en) | 1981-09-09 | 1981-09-09 | Communication device using listening device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5840968U (en) |
-
1981
- 1981-09-09 JP JP13371981U patent/JPS5840968U/en active Pending
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