JPH0323011B2 - - Google Patents

Info

Publication number
JPH0323011B2
JPH0323011B2 JP8402284A JP8402284A JPH0323011B2 JP H0323011 B2 JPH0323011 B2 JP H0323011B2 JP 8402284 A JP8402284 A JP 8402284A JP 8402284 A JP8402284 A JP 8402284A JP H0323011 B2 JPH0323011 B2 JP H0323011B2
Authority
JP
Japan
Prior art keywords
voltage source
feedback amplifier
circuit
amplifier
varicap
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.)
Expired
Application number
JP8402284A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60229418A (ja
Inventor
Shigeaki Kanari
Mitsuru Kudo
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.)
Hitachi Ltd
Hitachi Industry and Control Solutions Co Ltd
Original Assignee
Hitachi Ltd
Hitachi Video Engineering 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 Hitachi Ltd, Hitachi Video Engineering Co Ltd filed Critical Hitachi Ltd
Priority to JP8402284A priority Critical patent/JPS60229418A/ja
Publication of JPS60229418A publication Critical patent/JPS60229418A/ja
Publication of JPH0323011B2 publication Critical patent/JPH0323011B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1213—Frequency selective two-port networks using amplifiers with feedback using transistor amplifiers

Landscapes

  • Networks Using Active Elements (AREA)
JP8402284A 1984-04-27 1984-04-27 フイルタ回路 Granted JPS60229418A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8402284A JPS60229418A (ja) 1984-04-27 1984-04-27 フイルタ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8402284A JPS60229418A (ja) 1984-04-27 1984-04-27 フイルタ回路

Publications (2)

Publication Number Publication Date
JPS60229418A JPS60229418A (ja) 1985-11-14
JPH0323011B2 true JPH0323011B2 (enrdf_load_stackoverflow) 1991-03-28

Family

ID=13818938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8402284A Granted JPS60229418A (ja) 1984-04-27 1984-04-27 フイルタ回路

Country Status (1)

Country Link
JP (1) JPS60229418A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625316A (en) * 1994-07-01 1997-04-29 Motorola, Inc. Tuning circuit for an RC filter

Also Published As

Publication number Publication date
JPS60229418A (ja) 1985-11-14

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees