JPH0282149U - - Google Patents

Info

Publication number
JPH0282149U
JPH0282149U JP16154188U JP16154188U JPH0282149U JP H0282149 U JPH0282149 U JP H0282149U JP 16154188 U JP16154188 U JP 16154188U JP 16154188 U JP16154188 U JP 16154188U JP H0282149 U JPH0282149 U JP H0282149U
Authority
JP
Japan
Prior art keywords
bell
signal
detection circuit
incoming
matching transformer
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
JP16154188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH084762Y2 (ja
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 JP1988161541U priority Critical patent/JPH084762Y2/ja
Publication of JPH0282149U publication Critical patent/JPH0282149U/ja
Application granted granted Critical
Publication of JPH084762Y2 publication Critical patent/JPH084762Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1988161541U 1988-12-12 1988-12-12 着信ベル信号検出回路 Expired - Lifetime JPH084762Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988161541U JPH084762Y2 (ja) 1988-12-12 1988-12-12 着信ベル信号検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988161541U JPH084762Y2 (ja) 1988-12-12 1988-12-12 着信ベル信号検出回路

Publications (2)

Publication Number Publication Date
JPH0282149U true JPH0282149U (US07642317-20100105-C00010.png) 1990-06-25
JPH084762Y2 JPH084762Y2 (ja) 1996-02-07

Family

ID=31444569

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988161541U Expired - Lifetime JPH084762Y2 (ja) 1988-12-12 1988-12-12 着信ベル信号検出回路

Country Status (1)

Country Link
JP (1) JPH084762Y2 (US07642317-20100105-C00010.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0276439A (ja) * 1988-09-13 1990-03-15 Nec Corp 呼出信号検出回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0276439A (ja) * 1988-09-13 1990-03-15 Nec Corp 呼出信号検出回路

Also Published As

Publication number Publication date
JPH084762Y2 (ja) 1996-02-07

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