JPS5914439U - 電話送話器用増幅回路 - Google Patents

電話送話器用増幅回路

Info

Publication number
JPS5914439U
JPS5914439U JP10884382U JP10884382U JPS5914439U JP S5914439 U JPS5914439 U JP S5914439U JP 10884382 U JP10884382 U JP 10884382U JP 10884382 U JP10884382 U JP 10884382U JP S5914439 U JPS5914439 U JP S5914439U
Authority
JP
Japan
Prior art keywords
circuit
amount
negative feedback
preamplifier
signal output
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
JP10884382U
Other languages
English (en)
Japanese (ja)
Other versions
JPH026699Y2 (enrdf_load_stackoverflow
Inventor
大谷　敏男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Iwatsu Electric Co Ltd
Original Assignee
Iwatsu Electric Co Ltd
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 Iwatsu Electric Co Ltd filed Critical Iwatsu Electric Co Ltd
Priority to JP10884382U priority Critical patent/JPS5914439U/ja
Publication of JPS5914439U publication Critical patent/JPS5914439U/ja
Application granted granted Critical
Publication of JPH026699Y2 publication Critical patent/JPH026699Y2/ja
Granted legal-status Critical Current

Links

JP10884382U 1982-07-20 1982-07-20 電話送話器用増幅回路 Granted JPS5914439U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10884382U JPS5914439U (ja) 1982-07-20 1982-07-20 電話送話器用増幅回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10884382U JPS5914439U (ja) 1982-07-20 1982-07-20 電話送話器用増幅回路

Publications (2)

Publication Number Publication Date
JPS5914439U true JPS5914439U (ja) 1984-01-28
JPH026699Y2 JPH026699Y2 (enrdf_load_stackoverflow) 1990-02-19

Family

ID=30253780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10884382U Granted JPS5914439U (ja) 1982-07-20 1982-07-20 電話送話器用増幅回路

Country Status (1)

Country Link
JP (1) JPS5914439U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH026699Y2 (enrdf_load_stackoverflow) 1990-02-19

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