JPH03128341U - - Google Patents

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Publication number
JPH03128341U
JPH03128341U JP1990037364U JP3736490U JPH03128341U JP H03128341 U JPH03128341 U JP H03128341U JP 1990037364 U JP1990037364 U JP 1990037364U JP 3736490 U JP3736490 U JP 3736490U JP H03128341 U JPH03128341 U JP H03128341U
Authority
JP
Japan
Prior art keywords
band
speaker
switching circuit
band output
output system
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
Application number
JP1990037364U
Other languages
Japanese (ja)
Other versions
JPH0737379Y2 (en
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 filed Critical
Priority to JP1990037364U priority Critical patent/JPH0737379Y2/en
Publication of JPH03128341U publication Critical patent/JPH03128341U/ja
Application granted granted Critical
Publication of JPH0737379Y2 publication Critical patent/JPH0737379Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Transceivers (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)

Description

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

第１図はこの考案に係る多バンド通信機のスピ
ーカ切換回路の実施例を示したブロツク図である
。第２図は従来例のブロツク図である。 主な符号の説明、１ａ，１ｂ，１ｃ……Ａ，Ｂ
，Ｃバンド入力端子、２ａ，２ｂ，２ｃ……Ａ，
Ｂ，Ｃバンドの信号切換回路、３ａ，３ｂ，３ｃ
……Ａ，Ｂ，Ｃバンドのパワーアンプ、４ａ，４
ｂ，４ｃ……Ａ，Ｂ，Ｃバンドのスピーカジヤツ
ク、５……加算器、６……パワーアンプ、７……
スピーカジヤツク、８……内部スピーカ。 FIG. 1 is a block diagram showing an embodiment of a speaker switching circuit for a multiband communication device according to this invention. FIG. 2 is a block diagram of a conventional example. Explanation of main symbols, 1a, 1b, 1c...A, B
, C band input terminal, 2a, 2b, 2c...A,
B, C band signal switching circuit, 3a, 3b, 3c
...A, B, C band power amplifier, 4a, 4
b, 4c... A, B, C band speaker jack, 5... Adder, 6... Power amplifier, 7...
Speaker jack, 8...Internal speaker.

Claims (1)

【実用新案登録請求の範囲】 受信バンドごとに信号切換回路とパワーアンプ
とスピーカジヤツクとで構成した複数の単一バン
ド出力系統と、多バンド受信信号を加算する加算
器とパワーアンプとスピーカジヤツク及び内部ス
ピーカとで構成したミツクスバンド出力系統とを
備えた多バンド通信機のスピーカ切換回路におい
て、 上記ミツクスバンド出力系統が受信バンドごと
の複数の単一バンド出力系統と独立して構成した
ことを特徴とする多バンド通信機のスピーカ切換
回路。[Claim for Utility Model Registration] Multiple single-band output systems each consisting of a signal switching circuit, a power amplifier, and a speaker jack for each receiving band, an adder for adding multiband received signals, a power amplifier, and a speaker jack. A speaker switching circuit for a multi-band communication device equipped with a mix band output system consisting of a single band output system and an internal speaker, characterized in that the mix band output system is configured independently of a plurality of single band output systems for each receiving band. Speaker switching circuit for multi-band communication equipment.
JP1990037364U 1990-04-09 1990-04-09 Speaker switching circuit for multi-band communication equipment Expired - Fee Related JPH0737379Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990037364U JPH0737379Y2 (en) 1990-04-09 1990-04-09 Speaker switching circuit for multi-band communication equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990037364U JPH0737379Y2 (en) 1990-04-09 1990-04-09 Speaker switching circuit for multi-band communication equipment

Publications (2)

Publication Number Publication Date
JPH03128341U true JPH03128341U (en) 1991-12-24
JPH0737379Y2 JPH0737379Y2 (en) 1995-08-23

Family

ID=31544405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990037364U Expired - Fee Related JPH0737379Y2 (en) 1990-04-09 1990-04-09 Speaker switching circuit for multi-band communication equipment

Country Status (1)

Country Link
JP (1) JPH0737379Y2 (en)

Also Published As

Publication number Publication date
JPH0737379Y2 (en) 1995-08-23

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees