KR870017438U - Bias level automatic adjustment circuit - Google Patents

Bias level automatic adjustment circuit

Info

Publication number
KR870017438U
KR870017438U KR2019860005439U KR860005439U KR870017438U KR 870017438 U KR870017438 U KR 870017438U KR 2019860005439 U KR2019860005439 U KR 2019860005439U KR 860005439 U KR860005439 U KR 860005439U KR 870017438 U KR870017438 U KR 870017438U
Authority
KR
South Korea
Prior art keywords
adjustment circuit
automatic adjustment
bias level
level automatic
bias
Prior art date
Application number
KR2019860005439U
Other languages
Korean (ko)
Other versions
KR890004258Y1 (en
Inventor
지승훈
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 KR2019860005439U priority Critical patent/KR890004258Y1/en
Publication of KR870017438U publication Critical patent/KR870017438U/en
Application granted granted Critical
Publication of KR890004258Y1 publication Critical patent/KR890004258Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • 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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
KR2019860005439U 1986-04-22 1986-04-22 Automatic control circuit for bias level KR890004258Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860005439U KR890004258Y1 (en) 1986-04-22 1986-04-22 Automatic control circuit for bias level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860005439U KR890004258Y1 (en) 1986-04-22 1986-04-22 Automatic control circuit for bias level

Publications (2)

Publication Number Publication Date
KR870017438U true KR870017438U (en) 1987-11-30
KR890004258Y1 KR890004258Y1 (en) 1989-06-26

Family

ID=19250952

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860005439U KR890004258Y1 (en) 1986-04-22 1986-04-22 Automatic control circuit for bias level

Country Status (1)

Country Link
KR (1) KR890004258Y1 (en)

Also Published As

Publication number Publication date
KR890004258Y1 (en) 1989-06-26

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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: 19930329

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee