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CA919263A - Bandpass filter with controllable resonant frequency - Google Patents

Bandpass filter with controllable resonant frequency

Info

Publication number
CA919263A
CA919263A CA114983A CA114983A CA919263A CA 919263 A CA919263 A CA 919263A CA 114983 A CA114983 A CA 114983A CA 114983 A CA114983 A CA 114983A CA 919263 A CA919263 A CA 919263A
Authority
CA
Canada
Prior art keywords
resonant frequency
bandpass filter
controllable resonant
controllable
bandpass
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
CA114983A
Other versions
CA114983S (en
Inventor
G. Saunders Teddy
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.)
VADIC CORP
Original Assignee
VADIC CORP
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 VADIC CORP filed Critical VADIC CORP
Application granted granted Critical
Publication of CA919263A publication Critical patent/CA919263A/en
Expired 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
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
CA114983A 1970-08-24 1971-06-07 Bandpass filter with controllable resonant frequency Expired CA919263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6627170A 1970-08-24 1970-08-24

Publications (1)

Publication Number Publication Date
CA919263A true CA919263A (en) 1973-01-16

Family

ID=22068425

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114983A Expired CA919263A (en) 1970-08-24 1971-06-07 Bandpass filter with controllable resonant frequency

Country Status (3)

Country Link
CA (1) CA919263A (en)
DE (1) DE2141748A1 (en)
GB (1) GB1338489A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2198303A (en) * 1986-12-05 1988-06-08 Philips Electronic Associated Amplifier circuit arrangement

Also Published As

Publication number Publication date
DE2141748A1 (en) 1972-03-02
GB1338489A (en) 1973-11-21

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