FR952389A - Modulator device, in particular for power line telephone installations - Google Patents

Modulator device, in particular for power line telephone installations

Info

Publication number
FR952389A
FR952389A FR952389DA FR952389A FR 952389 A FR952389 A FR 952389A FR 952389D A FR952389D A FR 952389DA FR 952389 A FR952389 A FR 952389A
Authority
FR
France
Prior art keywords
power line
line telephone
modulator device
telephone installations
installations
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
Jules Lehmann
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.)
Societe Anonyme de Telecommunications SAT
Original Assignee
Societe Anonyme de Telecommunications SAT
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 Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT
Application granted granted Critical
Publication of FR952389A publication Critical patent/FR952389A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/56—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only
    • H03C1/58—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only comprising diodes
FR952389D 1942-08-06 1942-08-06 Modulator device, in particular for power line telephone installations Expired FR952389A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR952389T 1942-08-06

Publications (1)

Publication Number Publication Date
FR952389A true FR952389A (en) 1949-11-16

Family

ID=9486583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR952389D Expired FR952389A (en) 1942-08-06 1942-08-06 Modulator device, in particular for power line telephone installations

Country Status (2)

Country Link
FR (1) FR952389A (en)
GB (1) GB604803A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE546890A (en) * 1955-05-16
US2958051A (en) * 1957-09-19 1960-10-25 Collins Radio Co Low distortion balanced modulator
US2955266A (en) * 1959-07-09 1960-10-04 Stoddart Aircraft Radio Co Inc Impedance balanced modulators

Also Published As

Publication number Publication date
GB604803A (en) 1948-07-09

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