KR890009870U - 스피커와 마이크 공용 사용회로 - Google Patents

스피커와 마이크 공용 사용회로

Info

Publication number
KR890009870U
KR890009870U KR2019870018560U KR870018560U KR890009870U KR 890009870 U KR890009870 U KR 890009870U KR 2019870018560 U KR2019870018560 U KR 2019870018560U KR 870018560 U KR870018560 U KR 870018560U KR 890009870 U KR890009870 U KR 890009870U
Authority
KR
South Korea
Prior art keywords
speaker
common circuit
microphone common
microphone
circuit
Prior art date
Application number
KR2019870018560U
Other languages
English (en)
Other versions
KR900006804Y1 (ko
Inventor
라종학
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to KR2019870018560U priority Critical patent/KR900006804Y1/ko
Publication of KR890009870U publication Critical patent/KR890009870U/ko
Application granted granted Critical
Publication of KR900006804Y1 publication Critical patent/KR900006804Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
KR2019870018560U 1987-10-31 1987-10-31 스피커와 마이크 공용 사용회로 KR900006804Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870018560U KR900006804Y1 (ko) 1987-10-31 1987-10-31 스피커와 마이크 공용 사용회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870018560U KR900006804Y1 (ko) 1987-10-31 1987-10-31 스피커와 마이크 공용 사용회로

Publications (2)

Publication Number Publication Date
KR890009870U true KR890009870U (ko) 1989-05-31
KR900006804Y1 KR900006804Y1 (ko) 1990-07-28

Family

ID=19269011

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870018560U KR900006804Y1 (ko) 1987-10-31 1987-10-31 스피커와 마이크 공용 사용회로

Country Status (1)

Country Link
KR (1) KR900006804Y1 (ko)

Also Published As

Publication number Publication date
KR900006804Y1 (ko) 1990-07-28

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Legal Events

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Payment date: 19961231

Year of fee payment: 8

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