JPS63111054U - - Google Patents
Info
- Publication number
- JPS63111054U JPS63111054U JP226287U JP226287U JPS63111054U JP S63111054 U JPS63111054 U JP S63111054U JP 226287 U JP226287 U JP 226287U JP 226287 U JP226287 U JP 226287U JP S63111054 U JPS63111054 U JP S63111054U
- Authority
- JP
- Japan
- Prior art keywords
- outside line
- paging
- amplifier
- connect
- telephone
- 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
Links
- 230000004913 activation Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案の一実施例のページング放送装
置のブロツクダイヤグラム、第２図は従来のペー
ジング放送装置のブロツクダイヤグラム、第３図
は本考案の主要部分を構成する外線接続アダプタ
の回路を示す。
１１……主装置、１２……電話機、１３……外
線端子、１４……外線接続アダプタ、２１……ペ
ージングアンプ。
FIG. 1 is a block diagram of a paging broadcasting device according to an embodiment of the present invention, FIG. 2 is a block diagram of a conventional paging broadcasting device, and FIG. 3 is a circuit diagram of an external line connection adapter that constitutes the main part of the present invention. . 11...Main device, 12...Telephone, 13...External line terminal, 14...External line connection adapter, 21...Paging amplifier.
Claims (1)
続アダプタを接続し、上記外線接続アダプタにペ
ージングアンプを接続して、電話機より上記外線
端子を選択して上記外線接続アダプタ及びページ
ングアンプを介してスピーカよりページング放送
することを特徴とするページング放送装置。 ２ 上記外線アダプタは電話機が電流ループを閉
成したことを検出する検出回路と、上記検出回路
が検出したときアンプの電源起動信号を送出し、
電流ループが開放されたとき、アンプの電源起動
信号を停止するリモートコントロール手段を備え
ることを特徴とする第１項記載のページング放送
装置。[Scope of Claim for Utility Model Registration] 1. Connect an outside line connection adapter to any one outside line terminal of the telephone main device, connect a paging amplifier to the outside line connection adapter, select the above outside line terminal from the telephone, and connect the above outside line terminal. A paging broadcasting device characterized in that paging broadcasting is performed from a speaker via a connection adapter and a paging amplifier. 2. The outside line adapter has a detection circuit that detects that the telephone has closed a current loop, and when the detection circuit detects, sends out a power activation signal for the amplifier.
2. The paging broadcasting device according to claim 1, further comprising remote control means for stopping the power activation signal of the amplifier when the current loop is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987002262U JP2528001Y2 (en) | 1987-01-10 | 1987-01-10 | Telephone paging broadcasting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987002262U JP2528001Y2 (en) | 1987-01-10 | 1987-01-10 | Telephone paging broadcasting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63111054U true JPS63111054U (en) | 1988-07-16 |
| JP2528001Y2 JP2528001Y2 (en) | 1997-03-05 |
Family
ID=30780939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987002262U Expired - Lifetime JP2528001Y2 (en) | 1987-01-10 | 1987-01-10 | Telephone paging broadcasting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2528001Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5799072A (en) * | 1980-11-10 | 1982-06-19 | Hitachi Ltd | Paging trunk |
| JPS57123757A (en) * | 1981-01-26 | 1982-08-02 | Hitachi Ltd | Private branch automatic broadcasting system |
| JPS585072A (en) * | 1981-07-02 | 1983-01-12 | Nec Corp | General calling system by key telephone set |
| JPS6258760A (en) * | 1985-09-06 | 1987-03-14 | Nec Corp | Interphone system utilizing telephone line |
-
1987
- 1987-01-10 JP JP1987002262U patent/JP2528001Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5799072A (en) * | 1980-11-10 | 1982-06-19 | Hitachi Ltd | Paging trunk |
| JPS57123757A (en) * | 1981-01-26 | 1982-08-02 | Hitachi Ltd | Private branch automatic broadcasting system |
| JPS585072A (en) * | 1981-07-02 | 1983-01-12 | Nec Corp | General calling system by key telephone set |
| JPS6258760A (en) * | 1985-09-06 | 1987-03-14 | Nec Corp | Interphone system utilizing telephone line |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2528001Y2 (en) | 1997-03-05 |