KR880008852U - 채널 선국회로 - Google Patents

채널 선국회로

Info

Publication number
KR880008852U
KR880008852U KR2019860016601U KR860016601U KR880008852U KR 880008852 U KR880008852 U KR 880008852U KR 2019860016601 U KR2019860016601 U KR 2019860016601U KR 860016601 U KR860016601 U KR 860016601U KR 880008852 U KR880008852 U KR 880008852U
Authority
KR
South Korea
Prior art keywords
selection circuit
channel selection
channel
circuit
selection
Prior art date
Application number
KR2019860016601U
Other languages
English (en)
Other versions
KR890008435Y1 (ko
Inventor
박찬웅
Original Assignee
주식회사금성사
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 주식회사금성사 filed Critical 주식회사금성사
Priority to KR2019860016601U priority Critical patent/KR890008435Y1/ko
Publication of KR880008852U publication Critical patent/KR880008852U/ko
Application granted granted Critical
Publication of KR890008435Y1 publication Critical patent/KR890008435Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter
    • H03J5/0263—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter the digital values being held in an auxiliary non erasable memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
KR2019860016601U 1986-10-29 1986-10-29 채널 선국회로 KR890008435Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860016601U KR890008435Y1 (ko) 1986-10-29 1986-10-29 채널 선국회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860016601U KR890008435Y1 (ko) 1986-10-29 1986-10-29 채널 선국회로

Publications (2)

Publication Number Publication Date
KR880008852U true KR880008852U (ko) 1988-06-30
KR890008435Y1 KR890008435Y1 (ko) 1989-11-25

Family

ID=19256611

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860016601U KR890008435Y1 (ko) 1986-10-29 1986-10-29 채널 선국회로

Country Status (1)

Country Link
KR (1) KR890008435Y1 (ko)

Also Published As

Publication number Publication date
KR890008435Y1 (ko) 1989-11-25

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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: 19940629

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee