KR890015562U - External speaker switching circuit according to surround mode switching - Google Patents

External speaker switching circuit according to surround mode switching

Info

Publication number
KR890015562U
KR890015562U KR2019870021898U KR870021898U KR890015562U KR 890015562 U KR890015562 U KR 890015562U KR 2019870021898 U KR2019870021898 U KR 2019870021898U KR 870021898 U KR870021898 U KR 870021898U KR 890015562 U KR890015562 U KR 890015562U
Authority
KR
South Korea
Prior art keywords
circuit according
external speaker
surround mode
switching circuit
mode switching
Prior art date
Application number
KR2019870021898U
Other languages
Korean (ko)
Other versions
KR900006019Y1 (en
Inventor
홍창완
정광훈
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 KR2019870021898U priority Critical patent/KR900006019Y1/en
Publication of KR890015562U publication Critical patent/KR890015562U/en
Application granted granted Critical
Publication of KR900006019Y1 publication Critical patent/KR900006019Y1/en

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
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Stereophonic System (AREA)
KR2019870021898U 1987-12-11 1987-12-11 Switching circuit for extending speakers KR900006019Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870021898U KR900006019Y1 (en) 1987-12-11 1987-12-11 Switching circuit for extending speakers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870021898U KR900006019Y1 (en) 1987-12-11 1987-12-11 Switching circuit for extending speakers

Publications (2)

Publication Number Publication Date
KR890015562U true KR890015562U (en) 1989-08-12
KR900006019Y1 KR900006019Y1 (en) 1990-06-30

Family

ID=19270277

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870021898U KR900006019Y1 (en) 1987-12-11 1987-12-11 Switching circuit for extending speakers

Country Status (1)

Country Link
KR (1) KR900006019Y1 (en)

Also Published As

Publication number Publication date
KR900006019Y1 (en) 1990-06-30

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19990528

Year of fee payment: 10

LAPS Lapse due to unpaid annual fee