GB481255A - Improvements in or relating to magnetic amplifiers - Google Patents

Improvements in or relating to magnetic amplifiers

Info

Publication number
GB481255A
GB481255A GB20432/37A GB2043237A GB481255A GB 481255 A GB481255 A GB 481255A GB 20432/37 A GB20432/37 A GB 20432/37A GB 2043237 A GB2043237 A GB 2043237A GB 481255 A GB481255 A GB 481255A
Authority
GB
United Kingdom
Prior art keywords
windings
input
output
impulses
relay
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
GB20432/37A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB481255A publication Critical patent/GB481255A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F9/00—Magnetic amplifiers
    • H03F9/02—Magnetic amplifiers current-controlled, i.e. the load current flowing in both directions through a main coil
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F9/00—Magnetic amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
  • Amplifiers (AREA)
GB20432/37A 1936-08-20 1937-07-23 Improvements in or relating to magnetic amplifiers Expired GB481255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US96927A US2108642A (en) 1936-08-20 1936-08-20 Magnetic device

Publications (1)

Publication Number Publication Date
GB481255A true GB481255A (en) 1938-03-08

Family

ID=22259767

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20432/37A Expired GB481255A (en) 1936-08-20 1937-07-23 Improvements in or relating to magnetic amplifiers

Country Status (6)

Country Link
US (1) US2108642A (enrdf_load_stackoverflow)
BE (1) BE422786A (enrdf_load_stackoverflow)
CH (1) CH211211A (enrdf_load_stackoverflow)
FR (1) FR825770A (enrdf_load_stackoverflow)
GB (1) GB481255A (enrdf_load_stackoverflow)
NL (1) NL49656C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2812389A (en) * 1952-04-19 1957-11-05 Cgs Lab Inc Magnetic amplifier
US2820109A (en) * 1952-03-22 1958-01-14 Cgs Lab Inc Magnetic amplifier

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE899369C (de) * 1938-06-01 1953-12-10 Aeg Verstaerker fuer kleine Gleichstroeme, insbesondere fuer Messzwecke
DE758289C (de) * 1938-08-19 1953-03-02 Siemens App Richtungsempfindlicher Magnetverstaerker
NL67758C (nl) * 1943-08-14 1951-05-15 Philips Nv Regeneratief teruggekoppelde magnetische versterker met een zelfinductiespoel met een ferromagnetische kern
US2831929A (en) * 1946-06-27 1958-04-22 Rossi Bruno Magnetic amplifier
US2710313A (en) * 1948-10-12 1955-06-07 Vickers Inc Electromagnetic audio amplifiers
US2657281A (en) * 1950-02-15 1953-10-27 Ward Leonard Electric Co Electromagnetic audio amplifier
US2697813A (en) * 1951-04-12 1954-12-21 Warren Webster & Co Magnetic amplifier system
US2783315A (en) * 1951-07-20 1957-02-26 Jr Robert A Ramey Magnetic amplifier control circuit
US2719885A (en) * 1951-07-20 1955-10-04 Jr Robert A Ramey Magnetic amplifier with high gain and rapid response
BE526536A (enrdf_load_stackoverflow) * 1953-02-17
NL194083A (enrdf_load_stackoverflow) * 1954-05-24 1900-01-01
US2926300A (en) * 1954-06-16 1960-02-23 George A Rubissow Push-pull magnetic amplifier and circuits therefor
US2798168A (en) * 1954-07-27 1957-07-02 Sperry Rand Corp Magnetic amplifier and flip-flop circuit embodying the same
US2882352A (en) * 1954-11-19 1959-04-14 Honeywell Regulator Co D. c. amplifier system
US3064181A (en) * 1956-09-04 1962-11-13 Bell Telephone Labor Inc Magnetic amplifier
US4278938A (en) * 1979-07-27 1981-07-14 Bell Telephone Laboratories, Incorporated Electromagnetic arrangement for measuring electrical current

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820109A (en) * 1952-03-22 1958-01-14 Cgs Lab Inc Magnetic amplifier
US2812389A (en) * 1952-04-19 1957-11-05 Cgs Lab Inc Magnetic amplifier

Also Published As

Publication number Publication date
FR825770A (fr) 1938-03-14
CH211211A (de) 1940-08-31
BE422786A (enrdf_load_stackoverflow) 1937-08-31
NL49656C (enrdf_load_stackoverflow) 1940-12-16
US2108642A (en) 1938-02-15

Similar Documents

Publication Publication Date Title
GB481255A (en) Improvements in or relating to magnetic amplifiers
US2164383A (en) Magnetic device
US2139232A (en) Transmission system
GB642614A (en) Improvements in and relating to pick-ups of the variable resistance type
US2244799A (en) Electrical frequency translating device
US2184978A (en) Carrier current telegraphy
GB829307A (en) A negative impedance amplifier with separate input and output particularly for telephone systems
US2972715A (en) Current reference circuit
US2344633A (en) Impulse repeater
GB315821A (en) Improvements in amplifiers for telegraphic and like signals
GB1243289A (en) Improvements relating to electrical networks for echo pattern generation
GB539596A (en) Arrangement of amplifier for producing negative admittance
US1605933A (en) Duplex telegraph system
US1538001A (en) Current-measuring arrangement
US1714567A (en) Telegraph circuit
US1584684A (en) Duplex system of telegraphy
GB841426A (en) Improvements in magnetic core devices
US3348202A (en) Linking circuits for telephone systems comprising transformers utilizing only the linear working range thereof
US1990552A (en) Signal relaying circuit
SU37744A1 (ru) Двухпроводна соединительна машина дл автоматических телефонных станций
US1584682A (en) Duplex telegraph system
SU60400A1 (ru) Дуплексный телефонный усилитель
GB712123A (en) Improvements in or relating to telephone sets
US2262167A (en) Telegraph receiving circuit
GB363503A (en) Receiving arrangement for carrier current telegraphy with impulse amplification