JPH01135848U - - Google Patents

Info

Publication number
JPH01135848U
JPH01135848U JP3151188U JP3151188U JPH01135848U JP H01135848 U JPH01135848 U JP H01135848U JP 3151188 U JP3151188 U JP 3151188U JP 3151188 U JP3151188 U JP 3151188U JP H01135848 U JPH01135848 U JP H01135848U
Authority
JP
Japan
Prior art keywords
line
detection transistor
emitter
inversion detection
resistor
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
JP3151188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0623084Y2 (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 JP3151188U priority Critical patent/JPH0623084Y2/ja
Publication of JPH01135848U publication Critical patent/JPH01135848U/ja
Application granted granted Critical
Publication of JPH0623084Y2 publication Critical patent/JPH0623084Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP3151188U 1988-03-09 1988-03-09 電話回線の極性反転検出回路 Expired - Lifetime JPH0623084Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3151188U JPH0623084Y2 (ja) 1988-03-09 1988-03-09 電話回線の極性反転検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3151188U JPH0623084Y2 (ja) 1988-03-09 1988-03-09 電話回線の極性反転検出回路

Publications (2)

Publication Number Publication Date
JPH01135848U true JPH01135848U (enrdf_load_stackoverflow) 1989-09-18
JPH0623084Y2 JPH0623084Y2 (ja) 1994-06-15

Family

ID=31257412

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3151188U Expired - Lifetime JPH0623084Y2 (ja) 1988-03-09 1988-03-09 電話回線の極性反転検出回路

Country Status (1)

Country Link
JP (1) JPH0623084Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0623084Y2 (ja) 1994-06-15

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