GB679357A - Improvements in or relating to a supervision system for the operation of an amplifier - Google Patents

Improvements in or relating to a supervision system for the operation of an amplifier

Info

Publication number
GB679357A
GB679357A GB11588/51A GB1158851A GB679357A GB 679357 A GB679357 A GB 679357A GB 11588/51 A GB11588/51 A GB 11588/51A GB 1158851 A GB1158851 A GB 1158851A GB 679357 A GB679357 A GB 679357A
Authority
GB
United Kingdom
Prior art keywords
valves
amplifier
relating
supervision system
chains
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
GB11588/51A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB679357A publication Critical patent/GB679357A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB11588/51A 1950-05-17 1951-05-17 Improvements in or relating to a supervision system for the operation of an amplifier Expired GB679357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR850011X 1950-05-17

Publications (1)

Publication Number Publication Date
GB679357A true GB679357A (en) 1952-09-17

Family

ID=9315025

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11588/51A Expired GB679357A (en) 1950-05-17 1951-05-17 Improvements in or relating to a supervision system for the operation of an amplifier

Country Status (6)

Country Link
US (1) US2605333A (OSRAM)
BE (1) BE503198A (OSRAM)
DE (1) DE850011C (OSRAM)
FR (1) FR1018150A (OSRAM)
GB (1) GB679357A (OSRAM)
NL (2) NL155224B (OSRAM)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE510734A (OSRAM) * 1951-04-19
US2794853A (en) * 1951-05-31 1957-06-04 Western Union Telegraph Co Submarine cable amplifier and wave shaper
US2724107A (en) * 1952-06-13 1955-11-15 Ultraschall Geratebau Dr Born Device for transfer of supersonic vibrations
BE523047A (OSRAM) * 1952-09-26
NL82192C (OSRAM) * 1952-10-31
US2737595A (en) * 1952-11-08 1956-03-06 Serge A Scherbatskoy Cross feed indicator for simultaneous radioactivity well logging system
GB739954A (en) * 1953-06-26 1955-11-02 Telefunken Gmbh Improvements in or relating to distributed line amplifiers
DE1003810B (de) * 1953-09-21 1957-03-07 Siemens Ag Verfahren und Einrichtung fuer die Umschaltung von Betriebs- auf Ersatzroehren und umgekehrt sowie fuer die Ein- bzw. Abschaltung oder das Einsetzen bzw. die Entnahme einer von zwei parallel geschalteten Roehren, vorzugsweise fuer Geraete der elektrischen Nachrichtenuebertragungs- und Messtechnik
US2922114A (en) * 1954-01-11 1960-01-19 Schlumberger Well Surv Corp Signal amplifying system
US2807678A (en) * 1954-06-30 1957-09-24 Sirelec Soc Amplifier for direct currents or for very low frequency currents
US2932794A (en) * 1954-07-29 1960-04-12 Motorola Inc Subcarrier separation system
US2824296A (en) * 1955-09-20 1958-02-18 Sperry Rand Corp Redundant fail-proof amplifier and alarm
DE1055599B (de) * 1955-09-20 1959-04-23 Sperry Rand Corp Ausfallsicherer Mehrfachverstaerker
DE1088101B (de) * 1956-05-23 1960-09-01 Western Electric Co Signaluebertragungsanordnung mit einer Anzahl von parallel geschalteten Signaluebertragungskanaelen
US3053934A (en) * 1959-04-21 1962-09-11 Erie Resistor Corp Amplifier system for stereo sound
US3072858A (en) * 1959-07-22 1963-01-08 Sperry Rand Corp Redundant amplifier failure alarm
BE609595A (OSRAM) * 1960-10-26
JPS5012859B1 (OSRAM) * 1969-12-16 1975-05-15

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2199189A (en) * 1937-03-31 1940-04-30 Rca Corp Beat frequency indicator

Also Published As

Publication number Publication date
BE503198A (OSRAM)
DE850011C (de) 1952-09-22
NL155224B (nl)
NL78173C (OSRAM)
US2605333A (en) 1952-07-29
FR1018150A (fr) 1952-12-26

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