JPS5984952U - Bell signal detection activation circuit - Google Patents

Bell signal detection activation circuit

Info

Publication number
JPS5984952U
JPS5984952U JP18006682U JP18006682U JPS5984952U JP S5984952 U JPS5984952 U JP S5984952U JP 18006682 U JP18006682 U JP 18006682U JP 18006682 U JP18006682 U JP 18006682U JP S5984952 U JPS5984952 U JP S5984952U
Authority
JP
Japan
Prior art keywords
signal detection
bell signal
activation circuit
transformer
detection activation
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
JP18006682U
Other languages
Japanese (ja)
Inventor
土屋　富雄
Original Assignee
パイオニアアンサホン株式会社
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 パイオニアアンサホン株式会社 filed Critical パイオニアアンサホン株式会社
Priority to JP18006682U priority Critical patent/JPS5984952U/en
Publication of JPS5984952U publication Critical patent/JPS5984952U/en
Pending legal-status Critical Current

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) [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図は従来公知のベル信号検出作動回路の回路図、第
２図は本考案の回路図である。 １１・・・トランス、１２−・・リレー接点、１６・・
・ベル信号検出回路。FIG. 1 is a circuit diagram of a conventionally known bell signal detection operating circuit, and FIG. 2 is a circuit diagram of the present invention. 11...Transformer, 12-...Relay contact, 16...
・Bell signal detection circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電話回線に接続されて留守番電話器等の送受信器との間
で音声信号等の送受信信号をやりとりするためのトラン
スと、該トランスの１次側と該電話回線との間に直列接
続された抵抗およびコンデンサより成る直列回路と、該
直列回路に並列接続されたリレー接点と、上記トランス
の２次側に接続されて前記リレー接点を開閉するベル信
号検出回路を備えたことを特徴とするベル信号検出作動
回路。A transformer connected to a telephone line and used to exchange voice signals and other transmitting/receiving signals with a transmitter/receiver such as an answering machine, and a resistor connected in series between the primary side of the transformer and the telephone line. and a series circuit consisting of a capacitor, a relay contact connected in parallel to the series circuit, and a bell signal detection circuit connected to the secondary side of the transformer to open and close the relay contact. Detection activation circuit.
JP18006682U 1982-11-30 1982-11-30 Bell signal detection activation circuit Pending JPS5984952U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18006682U JPS5984952U (en) 1982-11-30 1982-11-30 Bell signal detection activation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18006682U JPS5984952U (en) 1982-11-30 1982-11-30 Bell signal detection activation circuit

Publications (1)

Publication Number Publication Date
JPS5984952U true JPS5984952U (en) 1984-06-08

Family

ID=30390524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18006682U Pending JPS5984952U (en) 1982-11-30 1982-11-30 Bell signal detection activation circuit

Country Status (1)

Country Link
JP (1) JPS5984952U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63158980A (en) * 1986-12-23 1988-07-01 Sony Corp Video signal line switching circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4925773U (en) * 1972-06-03 1974-03-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4925773U (en) * 1972-06-03 1974-03-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63158980A (en) * 1986-12-23 1988-07-01 Sony Corp Video signal line switching circuit

Similar Documents

Publication Publication Date Title
JPS5984952U (en) Bell signal detection activation circuit
JPS59108364U (en) cordless telephone equipment
JPS5911557U (en) acoustic coupler device
JPS5950144U (en) cordless telephone equipment
JPS59121959U (en) answering machine
JPS60163850U (en) Transmitting/receiving device
JPS5999566U (en) telephone
JPS59147362U (en) data transmission equipment
JPS6014544U (en) antenna switching circuit
JPS5843054U (en) cordless telephone equipment
JPS6135659U (en) vacuum cleaner control device
JPS59149792U (en) eco-addition device
JPS60163863U (en) coupling circuit
JPS60129772U (en) Fax machine with simple sending function
JPS60101861U (en) answering machine
JPS615050U (en) Serial data transmitter/receiver
JPS6071998U (en) fire alarm equipment
JPS58182543U (en) Subscriber line testing equipment
JPS5896360U (en) Telephone test equipment with data function
JPS60108061U (en) answering machine
JPS58114648U (en) answering machine
JPS60127065U (en) Fax machine with sending monitoring function
JPS5972049U (en) automatic switching device
JPS5899956U (en) Transceiver device
JPS6133537U (en) communication device