JPS5619233A - Synthesizer tuner - Google Patents

Synthesizer tuner

Info

Publication number
JPS5619233A
JPS5619233A JP9474679A JP9474679A JPS5619233A JP S5619233 A JPS5619233 A JP S5619233A JP 9474679 A JP9474679 A JP 9474679A JP 9474679 A JP9474679 A JP 9474679A JP S5619233 A JPS5619233 A JP S5619233A
Authority
JP
Japan
Prior art keywords
frequency
output
becomes
comparison
lpf27
Prior art date
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.)
Granted
Application number
JP9474679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6138886B2 (enrdf_load_stackoverflow
Inventor
Shigenobu Kimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki Co Ltd
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 Nippon Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Priority to JP9474679A priority Critical patent/JPS5619233A/ja
Publication of JPS5619233A publication Critical patent/JPS5619233A/ja
Publication of JPS6138886B2 publication Critical patent/JPS6138886B2/ja
Granted legal-status Critical Current

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
    • H03J5/0272—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 used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)
JP9474679A 1979-07-25 1979-07-25 Synthesizer tuner Granted JPS5619233A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9474679A JPS5619233A (en) 1979-07-25 1979-07-25 Synthesizer tuner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9474679A JPS5619233A (en) 1979-07-25 1979-07-25 Synthesizer tuner

Publications (2)

Publication Number Publication Date
JPS5619233A true JPS5619233A (en) 1981-02-23
JPS6138886B2 JPS6138886B2 (enrdf_load_stackoverflow) 1986-09-01

Family

ID=14118682

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9474679A Granted JPS5619233A (en) 1979-07-25 1979-07-25 Synthesizer tuner

Country Status (1)

Country Link
JP (1) JPS5619233A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57190426A (en) * 1981-05-18 1982-11-24 Matsushita Electric Ind Co Ltd Phase synchronizing loop controlling circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57190426A (en) * 1981-05-18 1982-11-24 Matsushita Electric Ind Co Ltd Phase synchronizing loop controlling circuit

Also Published As

Publication number Publication date
JPS6138886B2 (enrdf_load_stackoverflow) 1986-09-01

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