KR890014617U - Cassette noise removal circuit - Google Patents

Cassette noise removal circuit

Info

Publication number
KR890014617U
KR890014617U KR2019870022393U KR870022393U KR890014617U KR 890014617 U KR890014617 U KR 890014617U KR 2019870022393 U KR2019870022393 U KR 2019870022393U KR 870022393 U KR870022393 U KR 870022393U KR 890014617 U KR890014617 U KR 890014617U
Authority
KR
South Korea
Prior art keywords
noise removal
removal circuit
cassette
cassette noise
circuit
Prior art date
Application number
KR2019870022393U
Other languages
Korean (ko)
Other versions
KR910000523Y1 (en
Inventor
이석우
이정래
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019870022393U priority Critical patent/KR910000523Y1/en
Publication of KR890014617U publication Critical patent/KR890014617U/en
Application granted granted Critical
Publication of KR910000523Y1 publication Critical patent/KR910000523Y1/en

Links

Classifications

    • 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
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
KR2019870022393U 1987-12-18 1987-12-18 Hissing noise reduction circuit of cassette KR910000523Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870022393U KR910000523Y1 (en) 1987-12-18 1987-12-18 Hissing noise reduction circuit of cassette

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870022393U KR910000523Y1 (en) 1987-12-18 1987-12-18 Hissing noise reduction circuit of cassette

Publications (2)

Publication Number Publication Date
KR890014617U true KR890014617U (en) 1989-08-11
KR910000523Y1 KR910000523Y1 (en) 1991-01-25

Family

ID=19270469

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870022393U KR910000523Y1 (en) 1987-12-18 1987-12-18 Hissing noise reduction circuit of cassette

Country Status (1)

Country Link
KR (1) KR910000523Y1 (en)

Also Published As

Publication number Publication date
KR910000523Y1 (en) 1991-01-25

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19941227

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee