FR70133E - Transducer of mechanical vibrations into electrical oscillations by variation of the impedance of an oscillating circuit - Google Patents

Transducer of mechanical vibrations into electrical oscillations by variation of the impedance of an oscillating circuit

Info

Publication number
FR70133E
FR70133E FR70133DA FR70133E FR 70133 E FR70133 E FR 70133E FR 70133D A FR70133D A FR 70133DA FR 70133 E FR70133 E FR 70133E
Authority
FR
France
Prior art keywords
impedance
transducer
variation
oscillating circuit
mechanical vibrations
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
Other languages
French (fr)
Inventor
Andre-Louis-Marie Dupuis
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.)
Film & Radio
Original Assignee
Film & Radio
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 Film & Radio filed Critical Film & Radio
Application granted granted Critical
Publication of FR70133E publication Critical patent/FR70133E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
FR70133D 1956-12-14 1956-12-14 Transducer of mechanical vibrations into electrical oscillations by variation of the impedance of an oscillating circuit Expired FR70133E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR70133T 1956-12-14

Publications (1)

Publication Number Publication Date
FR70133E true FR70133E (en) 1959-02-03

Family

ID=8701876

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70133D Expired FR70133E (en) 1956-12-14 1956-12-14 Transducer of mechanical vibrations into electrical oscillations by variation of the impedance of an oscillating circuit

Country Status (1)

Country Link
FR (1) FR70133E (en)

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