JPS5512775B1 - - Google Patents

Info

Publication number
JPS5512775B1
JPS5512775B1 JP7469072A JP7469072A JPS5512775B1 JP S5512775 B1 JPS5512775 B1 JP S5512775B1 JP 7469072 A JP7469072 A JP 7469072A JP 7469072 A JP7469072 A JP 7469072A JP S5512775 B1 JPS5512775 B1 JP S5512775B1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP7469072A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5512775B1 publication Critical patent/JPS5512775B1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Noise Elimination (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
JP7469072A 1971-07-27 1972-07-27 Pending JPS5512775B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16651671A 1971-07-27 1971-07-27

Publications (1)

Publication Number Publication Date
JPS5512775B1 true JPS5512775B1 (enrdf_load_stackoverflow) 1980-04-04

Family

ID=22603646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7469072A Pending JPS5512775B1 (enrdf_load_stackoverflow) 1971-07-27 1972-07-27

Country Status (8)

Country Link
US (1) US3761823A (enrdf_load_stackoverflow)
JP (1) JPS5512775B1 (enrdf_load_stackoverflow)
AR (1) AR193882A1 (enrdf_load_stackoverflow)
BR (1) BR7204968D0 (enrdf_load_stackoverflow)
CA (1) CA954591A (enrdf_load_stackoverflow)
DE (1) DE2236713A1 (enrdf_load_stackoverflow)
GB (1) GB1373724A (enrdf_load_stackoverflow)
IT (1) IT961719B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063175A (en) * 1976-08-05 1977-12-13 Friedman Eliot I Amplifier for receive mode operation
US4065723A (en) * 1976-08-16 1977-12-27 General Motors Corporation Tuned radio frequency amplifier with back to back varactor diodes connected through a common cathode lead
FR2567325B1 (fr) * 1984-07-03 1986-11-14 Thomson Csf Element a capacite variable, commandable par une tension continue
JPS61208524A (ja) * 1985-03-13 1986-09-16 Aisin Seiki Co Ltd 電子機器の安全装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521204A (en) * 1969-01-03 1970-07-21 Motorola Inc Electronically tuned pushbutton radio having station selecting comparison means

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2324424A (en) * 1939-10-28 1943-07-13 Pollack Paul Battery protection and indicating system
US2617019A (en) * 1946-07-17 1952-11-04 Hartford Nat Bank & Trust Co Silencing network
US2678391A (en) * 1952-07-02 1954-05-11 Rca Corp Protective circuit
US3189830A (en) * 1961-05-08 1965-06-15 Gen Motors Corp Automatic frequency control with compensation for variable supply voltage
US3440544A (en) * 1966-11-01 1969-04-22 Motorola Inc Manual,automatic,and semiautomatic tuning circuits utilizing voltage variable capacitance diodes
US3445746A (en) * 1966-11-10 1969-05-20 Camco Inc Battery low voltage cutoff and regulator
US3588856A (en) * 1968-07-17 1971-06-28 Gen Electric Failure warning system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521204A (en) * 1969-01-03 1970-07-21 Motorola Inc Electronically tuned pushbutton radio having station selecting comparison means

Also Published As

Publication number Publication date
BR7204968D0 (pt) 1973-05-10
IT961719B (it) 1973-12-10
AR193882A1 (es) 1973-05-31
CA954591A (en) 1974-09-10
US3761823A (en) 1973-09-25
DE2236713A1 (de) 1973-02-15
GB1373724A (en) 1974-11-13

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