GB1375030A - - Google Patents

Info

Publication number
GB1375030A
GB1375030A GB6030371A GB6030371A GB1375030A GB 1375030 A GB1375030 A GB 1375030A GB 6030371 A GB6030371 A GB 6030371A GB 6030371 A GB6030371 A GB 6030371A GB 1375030 A GB1375030 A GB 1375030A
Authority
GB
United Kingdom
Prior art keywords
amplifier
output
negative feedback
gain
switch
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
GB6030371A
Other languages
English (en)
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 filed Critical
Priority to GB6030371A priority Critical patent/GB1375030A/en
Publication of GB1375030A publication Critical patent/GB1375030A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • 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

Landscapes

  • Amplifiers (AREA)
GB6030371A 1972-12-29 1972-12-29 Expired GB1375030A (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB6030371A GB1375030A (https=) 1972-12-29 1972-12-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6030371A GB1375030A (https=) 1972-12-29 1972-12-29

Publications (1)

Publication Number Publication Date
GB1375030A true GB1375030A (https=) 1974-11-27

Family

ID=10485393

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6030371A Expired GB1375030A (https=) 1972-12-29 1972-12-29

Country Status (1)

Country Link
GB (1) GB1375030A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2595887A1 (fr) * 1986-03-14 1987-09-18 Labo Electronique Physique Attenuateur a haute impedance d'entree, a calibres multiples pour hautes frequences, et oscilloscope et sonde active comportant un tel attenuateur
US4990868A (en) * 1988-12-10 1991-02-05 Rockwell International Corporation Modified progressive impedance ladder network

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2595887A1 (fr) * 1986-03-14 1987-09-18 Labo Electronique Physique Attenuateur a haute impedance d'entree, a calibres multiples pour hautes frequences, et oscilloscope et sonde active comportant un tel attenuateur
EP0238124A1 (fr) * 1986-03-14 1987-09-23 Laboratoires D'electronique Philips Atténuateur à haute impédance d'entrée, à calibres multiples pour hautes fréquences, et oscilloscope et sonde active comportant un tel atténuateur
US4990868A (en) * 1988-12-10 1991-02-05 Rockwell International Corporation Modified progressive impedance ladder network

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee