GB776188A - Improvements in a.c. mains-operated high-gain low frequency electronic amplifiers - Google Patents

Improvements in a.c. mains-operated high-gain low frequency electronic amplifiers

Info

Publication number
GB776188A
GB776188A GB33575/54A GB3357554A GB776188A GB 776188 A GB776188 A GB 776188A GB 33575/54 A GB33575/54 A GB 33575/54A GB 3357554 A GB3357554 A GB 3357554A GB 776188 A GB776188 A GB 776188A
Authority
GB
United Kingdom
Prior art keywords
mains
low frequency
frequency electronic
supply
gain low
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
GB33575/54A
Other languages
English (en)
Inventor
Edward Samuel Mccallister
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Priority to GB33575/54A priority Critical patent/GB776188A/en
Priority to US545501A priority patent/US2835865A/en
Priority to DEN11453A priority patent/DE1015867B/de
Priority to FR1135663D priority patent/FR1135663A/fr
Publication of GB776188A publication Critical patent/GB776188A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/24—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using bucking or boosting transformers as final control devices
    • G05F1/26—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using bucking or boosting transformers as final control devices combined with discharge tubes or semiconductor devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/04—Regulating voltage or current wherein the variable is ac
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/12—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being glow discharge tubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Control Of Resistance Heating (AREA)
  • Amplifiers (AREA)
GB33575/54A 1954-11-19 1954-11-19 Improvements in a.c. mains-operated high-gain low frequency electronic amplifiers Expired GB776188A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB33575/54A GB776188A (en) 1954-11-19 1954-11-19 Improvements in a.c. mains-operated high-gain low frequency electronic amplifiers
US545501A US2835865A (en) 1954-11-19 1955-11-07 A. c.-mains-operated high-gain low frequency electronic amplifiers
DEN11453A DE1015867B (de) 1954-11-19 1955-11-16 Schaltungsanordnung zur Konstanthaltung des Heizstromes von Verstaerkergeraeten
FR1135663D FR1135663A (fr) 1954-11-19 1955-11-18 Alimentation stabilisée en courant alternatif, notamment pour amplificateur basse fréquence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33575/54A GB776188A (en) 1954-11-19 1954-11-19 Improvements in a.c. mains-operated high-gain low frequency electronic amplifiers

Publications (1)

Publication Number Publication Date
GB776188A true GB776188A (en) 1957-06-05

Family

ID=10354714

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33575/54A Expired GB776188A (en) 1954-11-19 1954-11-19 Improvements in a.c. mains-operated high-gain low frequency electronic amplifiers

Country Status (4)

Country Link
US (1) US2835865A (de)
DE (1) DE1015867B (de)
FR (1) FR1135663A (de)
GB (1) GB776188A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985817A (en) * 1958-01-07 1961-05-23 Engelhard Hanovia Inc Automatic voltage regulating circuit
NL108044C (de) * 1958-04-18

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE338677C (de) * 1920-02-06 1921-06-29 Siemens & Halske Akt Ges Schaltungsanordnung zur Entnahme von Wechselstrom unveraenderlicher Spannung aus einem Netz veraenderlicher Spannung
NL37157C (de) * 1930-04-07
US1961703A (en) * 1931-06-30 1934-06-05 Westinghouse X Ray Co Inc Stabilizer system
DE689867C (de) * 1935-04-27 1940-04-05 Stabilovolt G M B H Schaltung zur Entnahme konstanter Gleichspannung aus einer Wechselstromquelle schwankender Spannung
US2455143A (en) * 1946-04-17 1948-11-30 Helen S Sorensen Cathode controlled electronic voltage regulator circuit

Also Published As

Publication number Publication date
FR1135663A (fr) 1957-05-02
DE1015867B (de) 1957-09-19
US2835865A (en) 1958-05-20

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