GB740445A - An amplifier for amplifying low currents - Google Patents

An amplifier for amplifying low currents

Info

Publication number
GB740445A
GB740445A GB8325/52A GB832552A GB740445A GB 740445 A GB740445 A GB 740445A GB 8325/52 A GB8325/52 A GB 8325/52A GB 832552 A GB832552 A GB 832552A GB 740445 A GB740445 A GB 740445A
Authority
GB
United Kingdom
Prior art keywords
resistor
screen
screens
input
feedback path
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
GB8325/52A
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of GB740445A publication Critical patent/GB740445A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB8325/52A 1951-04-07 1952-04-01 An amplifier for amplifying low currents Expired GB740445A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1018543X 1951-04-07

Publications (1)

Publication Number Publication Date
GB740445A true GB740445A (en) 1955-11-16

Family

ID=9575089

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8325/52A Expired GB740445A (en) 1951-04-07 1952-04-01 An amplifier for amplifying low currents

Country Status (6)

Country Link
US (1) US2793256A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE510317A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1018543B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1035214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB740445A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2) NL86946C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3208000A (en) * 1963-02-28 1965-09-21 Hewlett Packard Co Stabilized amplifiers
US4034283A (en) * 1975-08-28 1977-07-05 The Machlett Laboratories, Incorporated Compensated voltage divider
US4412183A (en) * 1980-10-06 1983-10-25 Brodie Benjamin T AC Resistor attenuator and associated amplifier circuits

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1571405A (en) * 1919-07-31 1926-02-02 Rca Corp Apparatus for wave changing in radiosignaling
US1798012A (en) * 1927-03-02 1931-03-24 Cohen Louis Art of radiosignaling
CH152099A (de) * 1929-09-06 1932-01-15 Aeg Verstärker für photoelektrische Zellen.
US2033274A (en) * 1933-04-07 1936-03-10 Bell Telephone Labor Inc Amplifier
NL64851C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1938-10-07
DE746522C (de) * 1939-03-17 1944-08-03 Fernseh Gmbh Anordnung zur Verminderung der in Verstaerkern, insbesondere in der ersten Verstaerkerstufe auftretenden Stoerungen (Roehrenrauschen, Mikrophonie o. dgl.) bei Verstaerkern mit Gegenkopplung
DE717344C (de) * 1940-03-27 1942-02-12 Aeg Schaltung zur Messung grosser Isolationswiderstaende, bei der der Spannungsabfall an dem Messwiderstand dem Gitter einer Hochvakuumroehre zugefuehrt wird
US2623996A (en) * 1948-06-10 1952-12-30 Gen Precision Lab Inc Capacity motion responsive device

Also Published As

Publication number Publication date
NL86946C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR1035214A (fr) 1953-08-19
US2793256A (en) 1957-05-21
DE1018543B (de) 1957-10-31
NL162463B (nl)
BE510317A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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