FR842889A - Power transmission circuits - Google Patents

Power transmission circuits

Info

Publication number
FR842889A
FR842889A FR842889DA FR842889A FR 842889 A FR842889 A FR 842889A FR 842889D A FR842889D A FR 842889DA FR 842889 A FR842889 A FR 842889A
Authority
FR
France
Prior art keywords
power transmission
transmission circuits
circuits
power
transmission
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)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR842889A publication Critical patent/FR842889A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H03F1/542—Replacing by standby devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Alarm Devices (AREA)
  • Amplifiers (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
FR842889D 1937-09-02 1938-09-01 Power transmission circuits Expired FR842889A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US162121A US2128230A (en) 1937-09-02 1937-09-02 Power transfer circuit

Publications (1)

Publication Number Publication Date
FR842889A true FR842889A (en) 1939-06-21

Family

ID=22584243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842889D Expired FR842889A (en) 1937-09-02 1938-09-01 Power transmission circuits

Country Status (4)

Country Link
US (1) US2128230A (en)
DE (1) DE733695C (en)
FR (1) FR842889A (en)
GB (1) GB507271A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2794978A (en) * 1944-02-24 1957-06-04 Bell Telephone Labor Inc Pulse operated circuit
NL78145C (en) * 1949-09-20
DE946155C (en) * 1951-02-01 1956-07-26 Standard Elek K Ag Arrangement for monitoring the carrier power supply in carrier-frequency message transmission systems
DE966750C (en) * 1954-02-28 1957-09-05 Standard Elek K Ag Circuit arrangement for signal current generators working in parallel
NL97476C (en) * 1956-03-22 1900-01-01
DE1025530B (en) * 1957-01-25 1958-03-06 Siemens Ag Circuit arrangement for monitoring gas discharge tubes

Also Published As

Publication number Publication date
US2128230A (en) 1938-08-30
GB507271A (en) 1939-06-13
DE733695C (en) 1943-04-01

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