FR1245754A - Multivibrateur à fréquence variable à transistors - Google Patents

Multivibrateur à fréquence variable à transistors

Info

Publication number
FR1245754A
FR1245754A FR806595A FR806595A FR1245754A FR 1245754 A FR1245754 A FR 1245754A FR 806595 A FR806595 A FR 806595A FR 806595 A FR806595 A FR 806595A FR 1245754 A FR1245754 A FR 1245754A
Authority
FR
France
Prior art keywords
variable frequency
frequency transistor
transistor multivibrator
multivibrator
variable
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
FR806595A
Other languages
English (en)
Inventor
Maurice Maniere
Michel Hery
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR806595A priority Critical patent/FR1245754A/fr
Application granted granted Critical
Publication of FR1245754A publication Critical patent/FR1245754A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
    • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
    • H03K3/2823—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistor of the same conductivity type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR806595A 1959-10-02 1959-10-02 Multivibrateur à fréquence variable à transistors Expired FR1245754A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR806595A FR1245754A (fr) 1959-10-02 1959-10-02 Multivibrateur à fréquence variable à transistors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR806595A FR1245754A (fr) 1959-10-02 1959-10-02 Multivibrateur à fréquence variable à transistors

Publications (1)

Publication Number Publication Date
FR1245754A true FR1245754A (fr) 1960-11-10

Family

ID=8719758

Family Applications (1)

Application Number Title Priority Date Filing Date
FR806595A Expired FR1245754A (fr) 1959-10-02 1959-10-02 Multivibrateur à fréquence variable à transistors

Country Status (1)

Country Link
FR (1) FR1245754A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292105A (en) * 1963-09-17 1966-12-13 Texas Instruments Inc Astable multivibrator circuits employing auxiliary discharge paths for cross couplingcapacitors
US3293569A (en) * 1965-01-04 1966-12-20 Gen Electric Multivibrator with electrically variable pulse repetition frequency

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292105A (en) * 1963-09-17 1966-12-13 Texas Instruments Inc Astable multivibrator circuits employing auxiliary discharge paths for cross couplingcapacitors
US3293569A (en) * 1965-01-04 1966-12-20 Gen Electric Multivibrator with electrically variable pulse repetition frequency

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