FR1437083A - Appareil engendrant des signaux audibles - Google Patents

Appareil engendrant des signaux audibles

Info

Publication number
FR1437083A
FR1437083A FR20363A FR20363A FR1437083A FR 1437083 A FR1437083 A FR 1437083A FR 20363 A FR20363 A FR 20363A FR 20363 A FR20363 A FR 20363A FR 1437083 A FR1437083 A FR 1437083A
Authority
FR
France
Prior art keywords
device generating
audible signals
generating audible
signals
generating
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
FR20363A
Other languages
English (en)
Inventor
George Briggs
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
Priority to FR20363A priority Critical patent/FR1437083A/fr
Application granted granted Critical
Publication of FR1437083A publication Critical patent/FR1437083A/fr
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
    • H03B5/12—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 semiconductor device
    • H03B5/1231—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 semiconductor device the amplifier comprising one or more bipolar transistors
    • 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
    • H03B5/12—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 semiconductor device
    • H03B5/1203—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 semiconductor device the amplifier being a single transistor
    • 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
    • H03B5/12—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 semiconductor device
    • H03B5/1296—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 semiconductor device the feedback circuit comprising a transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR20363A 1965-06-11 1965-06-11 Appareil engendrant des signaux audibles Expired FR1437083A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR20363A FR1437083A (fr) 1965-06-11 1965-06-11 Appareil engendrant des signaux audibles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR20363A FR1437083A (fr) 1965-06-11 1965-06-11 Appareil engendrant des signaux audibles

Publications (1)

Publication Number Publication Date
FR1437083A true FR1437083A (fr) 1966-04-29

Family

ID=8581597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR20363A Expired FR1437083A (fr) 1965-06-11 1965-06-11 Appareil engendrant des signaux audibles

Country Status (1)

Country Link
FR (1) FR1437083A (fr)

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