IT1004728B - Amplipicatore controreazionato di sicurezza particolarmente per im pianti di segnalamento ferroviario - Google Patents

Amplipicatore controreazionato di sicurezza particolarmente per im pianti di segnalamento ferroviario

Info

Publication number
IT1004728B
IT1004728B IT67114/74A IT6711474A IT1004728B IT 1004728 B IT1004728 B IT 1004728B IT 67114/74 A IT67114/74 A IT 67114/74A IT 6711474 A IT6711474 A IT 6711474A IT 1004728 B IT1004728 B IT 1004728B
Authority
IT
Italy
Prior art keywords
controreacted
amplipator
safety
signaling systems
railway signaling
Prior art date
Application number
IT67114/74A
Other languages
English (en)
Inventor
T Vaughn
Original Assignee
Westinghouse Air Brake Co
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 Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Application granted granted Critical
Publication of IT1004728B publication Critical patent/IT1004728B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
IT67114/74A 1973-01-22 1974-01-16 Amplipicatore controreazionato di sicurezza particolarmente per im pianti di segnalamento ferroviario IT1004728B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US325651A US3885219A (en) 1973-01-22 1973-01-22 Fail-safe electronic amplifying circuit

Publications (1)

Publication Number Publication Date
IT1004728B true IT1004728B (it) 1976-07-20

Family

ID=23268805

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67114/74A IT1004728B (it) 1973-01-22 1974-01-16 Amplipicatore controreazionato di sicurezza particolarmente per im pianti di segnalamento ferroviario

Country Status (4)

Country Link
US (1) US3885219A (it)
AU (1) AU5795973A (it)
CA (1) CA1003912A (it)
IT (1) IT1004728B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253070A (en) * 1979-05-04 1981-02-24 Dynamic Compliance, Incorporated Feedback arrangement
JP2573666B2 (ja) * 1988-08-09 1997-01-22 日本電気株式会社 非平衡・平衡変換回路
US5187446A (en) * 1992-06-10 1993-02-16 Digital Equipment Corporation Feedback isolation amplifier
US20060194041A1 (en) * 2005-02-28 2006-08-31 Mullally Kevin J Device for releasing an agent to be detected through olfaction
US8362835B2 (en) * 2006-02-17 2013-01-29 Gradual Tech Software L.L.C. Decade bandwidth planar MMIC four port transformer
JP4803189B2 (ja) * 2008-01-31 2011-10-26 アイコム株式会社 差動増幅器
US9143100B2 (en) * 2013-09-30 2015-09-22 Texas Instruments Incorporated Method and circuitry for multi-stage amplification

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111630A (en) * 1960-10-24 1963-11-19 Optimation Inc Wide range high fidelity balanced amplifier
US3375457A (en) * 1965-01-22 1968-03-26 Ibm Data acquisition amplifiers
US3721914A (en) * 1970-03-27 1973-03-20 Sansui Electric Co Differential amplifier having balanced current flow
US3728559A (en) * 1971-11-26 1973-04-17 Westinghouse Electric Corp Hybrid high speed ecl to p-channel mos clock driver

Also Published As

Publication number Publication date
CA1003912A (en) 1977-01-18
AU5795973A (en) 1975-01-16
US3885219A (en) 1975-05-20

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