NL69858C - - Google Patents

Info

Publication number
NL69858C
NL69858C NL69858DA NL69858C NL 69858 C NL69858 C NL 69858C NL 69858D A NL69858D A NL 69858DA NL 69858 C NL69858 C NL 69858C
Authority
NL
Netherlands
Application number
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.)
Publication of NL69858C publication Critical patent/NL69858C/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/121—Control of position or direction using feedback using synchromachines (selsyns)
    • G05D3/122—Control of position or direction using feedback using synchromachines (selsyns) without modulation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/38—Electric signal transmission systems using dynamo-electric devices
    • G08C19/46—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings
    • G08C19/48—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings being the type with a three-phase stator and a rotor fed by constant-frequency ac, e.g. selsyn, magslip
    • 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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NL69858D 1947-06-20 NL69858C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB14752/48A GB647235A (en) 1947-06-20 1947-06-20 Improvements in electronic amplifiers

Publications (1)

Publication Number Publication Date
NL69858C true NL69858C (xx)

Family

ID=10046864

Family Applications (2)

Application Number Title Priority Date Filing Date
NL686810433A NL141016B (nl) 1947-06-20 Automatische elektrische schakelaar met op de beweegbare contactarmen uitgeoefende afstotende en aantrekkende elektrodynamische krachten.
NL69858D NL69858C (xx) 1947-06-20

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL686810433A NL141016B (nl) 1947-06-20 Automatische elektrische schakelaar met op de beweegbare contactarmen uitgeoefende afstotende en aantrekkende elektrodynamische krachten.

Country Status (4)

Country Link
US (1) US2546628A (xx)
FR (1) FR989254A (xx)
GB (1) GB647235A (xx)
NL (2) NL69858C (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2738497A (en) * 1952-04-24 1956-03-13 American Machine & Metals Panel mounted casing containing synchro-transformer, amplifier, and servomotor operated indicator
US2991329A (en) * 1955-05-23 1961-07-04 Weingart Ben Hydraulically actuated remote writing instrument
GB914190A (en) * 1960-09-01 1962-12-28 Ferranti Ltd Improvements relating to measuring apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB206837A (en) * 1922-11-09 1924-10-09 British Thomson Houston Co Ltd Improvements in circuit arrangements employing thermionic valves
US1898366A (en) * 1927-06-21 1933-02-21 Wired Radio Inc Frequency transformation system

Also Published As

Publication number Publication date
US2546628A (en) 1951-03-27
FR989254A (fr) 1951-09-06
NL141016B (nl)
GB647235A (en) 1950-12-06

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