JPS5840957U - Radio with channel switching - Google Patents

Radio with channel switching

Info

Publication number
JPS5840957U
JPS5840957U JP1981135591U JP13559181U JPS5840957U JP S5840957 U JPS5840957 U JP S5840957U JP 1981135591 U JP1981135591 U JP 1981135591U JP 13559181 U JP13559181 U JP 13559181U JP S5840957 U JPS5840957 U JP S5840957U
Authority
JP
Japan
Prior art keywords
radio
channel switching
output
detection circuit
audio frequency
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
Application number
JP1981135591U
Other languages
Japanese (ja)
Inventor
高麗　弘
Original Assignee
日立電子株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日立電子株式会社 filed Critical 日立電子株式会社
Priority to JP1981135591U priority Critical patent/JPS5840957U/en
Publication of JPS5840957U publication Critical patent/JPS5840957U/en
Pending legal-status Critical Current

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  • Transceivers (AREA)
  • Monitoring And Testing Of Transmission In General (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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例によるブレストーク方式のチャネル付無
線機の系統図、第２図は本考案の一実施例による同上系
統図を示す。 １ニブレストークスイツチ、２：送・受信部用電源切替
回路、３：チャンネル切替スイッチ、４：送−信部、５
：受信部、６：アンテナ切替回路、７：スピーカ、８：
アンテナ、９：検波回路、１０：可聴音発振器。FIG. 1 is a system diagram of a conventional breathtalk type radio with channel, and FIG. 2 is a system diagram of the same according to an embodiment of the present invention. 1 nibble talk switch, 2: power supply switching circuit for transmitting/receiving section, 3: channel selection switch, 4: transmitting section, 5
: Receiver, 6: Antenna switching circuit, 7: Speaker, 8:
Antenna, 9: Detection circuit, 10: Audible sound oscillator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ブレストーク方式のチャンネル切替付無線機において、
この無線機にブレストークスイッチと連動して送信出力
を検知する検波回路と、この検波回路の出力によって動
作する可聴周波数発振器を設け、送話時に通信出力が検
知されないときは前記可聴周波数発振器を動作させて、
スピーカから可聴音を発生させることを特徴とするチャ
ンネル切替付無線機。In a breathtalk type radio with channel switching,
This radio is equipped with a detection circuit that detects the transmission output in conjunction with the breath-talk switch, and an audio frequency oscillator that operates based on the output of this detection circuit, and operates the audio frequency oscillator when the communication output is not detected during transmission. Let me,
A channel switching radio device characterized by generating an audible sound from a speaker.
JP1981135591U 1981-09-14 1981-09-14 Radio with channel switching Pending JPS5840957U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981135591U JPS5840957U (en) 1981-09-14 1981-09-14 Radio with channel switching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981135591U JPS5840957U (en) 1981-09-14 1981-09-14 Radio with channel switching

Publications (1)

Publication Number Publication Date
JPS5840957U true JPS5840957U (en) 1983-03-17

Family

ID=29928949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981135591U Pending JPS5840957U (en) 1981-09-14 1981-09-14 Radio with channel switching

Country Status (1)

Country Link
JP (1) JPS5840957U (en)

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