KR840004512U - 전자 튜우너의 밴드 변환회로 - Google Patents

전자 튜우너의 밴드 변환회로

Info

Publication number
KR840004512U
KR840004512U KR2019830001437U KR830001437U KR840004512U KR 840004512 U KR840004512 U KR 840004512U KR 2019830001437 U KR2019830001437 U KR 2019830001437U KR 830001437 U KR830001437 U KR 830001437U KR 840004512 U KR840004512 U KR 840004512U
Authority
KR
South Korea
Prior art keywords
conversion circuit
band conversion
electronic tuner
tuner band
electronic
Prior art date
Application number
KR2019830001437U
Other languages
English (en)
Other versions
KR900011293Y1 (ko
Inventor
효오소오 요시무라
다께시 니시무라
Original Assignee
신닛뽄 덴끼 가부시기가이샤
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 신닛뽄 덴끼 가부시기가이샤 filed Critical 신닛뽄 덴끼 가부시기가이샤
Publication of KR840004512U publication Critical patent/KR840004512U/ko
Application granted granted Critical
Publication of KR900011293Y1 publication Critical patent/KR900011293Y1/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
    • H03J5/24—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
KR2019830001437U 1982-02-18 1983-02-17 전자 튜우너의 밴드 변환회로 KR900011293Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1982022287U JPS58135133U (ja) 1982-02-18 1982-02-18 電子チユ−ナのバンド切換回路
JP22287 1982-02-18

Publications (2)

Publication Number Publication Date
KR840004512U true KR840004512U (ko) 1984-09-20
KR900011293Y1 KR900011293Y1 (ko) 1990-12-22

Family

ID=30034377

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019830001437U KR900011293Y1 (ko) 1982-02-18 1983-02-17 전자 튜우너의 밴드 변환회로

Country Status (2)

Country Link
JP (1) JPS58135133U (ko)
KR (1) KR900011293Y1 (ko)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515882A (ja) * 1974-07-03 1976-01-19 Shindengen Electric Mfg Keikototentosochi

Also Published As

Publication number Publication date
JPS58135133U (ja) 1983-09-10
KR900011293Y1 (ko) 1990-12-22

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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
LAPS Lapse due to unpaid annual fee