NL7013033A - - Google Patents

Info

Publication number
NL7013033A
NL7013033A NL7013033A NL7013033A NL7013033A NL 7013033 A NL7013033 A NL 7013033A NL 7013033 A NL7013033 A NL 7013033A NL 7013033 A NL7013033 A NL 7013033A NL 7013033 A NL7013033 A NL 7013033A
Authority
NL
Netherlands
Application number
NL7013033A
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
Publication of NL7013033A publication Critical patent/NL7013033A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/3026—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being discontinuously variable, e.g. controlled by switching
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/24—Recording seismic data
    • G01V1/245—Amplitude control for seismic recording
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Analogue/Digital Conversion (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Control Of Amplification And Gain Control (AREA)
NL7013033A 1969-09-04 1970-09-03 NL7013033A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85520469A 1969-09-04 1969-09-04

Publications (1)

Publication Number Publication Date
NL7013033A true NL7013033A (ja) 1971-03-08

Family

ID=25320603

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7013033A NL7013033A (ja) 1969-09-04 1970-09-03

Country Status (7)

Country Link
US (1) US3671931A (ja)
JP (1) JPS5231701B1 (ja)
CH (1) CH529358A (ja)
DE (1) DE2043528C3 (ja)
FR (1) FR2059427A5 (ja)
GB (1) GB1289770A (ja)
NL (1) NL7013033A (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863057A (en) * 1972-01-17 1975-01-28 Digital Data Systems Apparatus for serially-correlating time series
US3863058A (en) * 1972-01-17 1975-01-28 Western Geophysical Co Apparatus for digital correlation
US4016557A (en) * 1975-05-08 1977-04-05 Westinghouse Electric Corporation Automatic gain controlled amplifier apparatus
US4064480A (en) * 1975-11-10 1977-12-20 Texaco Inc. Means and method for recording seismic signals
US4158819A (en) * 1976-12-10 1979-06-19 Geosource Inc. Instantaneous floating point amplifier
US4357577A (en) * 1976-12-10 1982-11-02 Geosource Inc. Instantaneous floating point amplifier
US4104596A (en) * 1976-12-10 1978-08-01 Geosource Inc. Instantaneous floating point amplifier
US4297745A (en) * 1978-10-30 1981-10-27 Phillips Petroleum Company Gain ranging amplifier
FR2487603B1 (fr) * 1980-07-25 1986-06-27 Inst Francais Du Petrole Dispositif pour amplifier et echantillonner des signaux multiplexes
US4725950A (en) * 1985-06-19 1988-02-16 Syntrak, Inc. Marine seismic signal processor with D.C. offset compensation method
US4704584A (en) * 1986-06-25 1987-11-03 Fairfield Industries Instantaneous floating point amplifier
US4680489A (en) * 1986-09-25 1987-07-14 Rockwell International Corporation Controllable piecewise linear gain circuit
DE4140112A1 (de) * 1991-12-05 1993-06-09 Leybold Ag, 6450 Hanau, De Verfahren und schaltung zur messung von teilchenstroemen
JP4592470B2 (ja) * 2005-03-30 2010-12-01 富士通セミコンダクター株式会社 増幅回路及び増幅回路の制御方法
CN102541230A (zh) * 2010-12-23 2012-07-04 鸿富锦精密工业（深圳）有限公司 Pci-e插槽供电电路
US9069060B1 (en) * 2013-03-13 2015-06-30 Google Inc. Circuit architecture for optical receiver with increased dynamic range
CN111443383B (zh) * 2020-04-07 2023-02-10 中国地震局地震预测研究所 一种煤矿用数据采集装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3392345A (en) * 1964-12-23 1968-07-09 Adage Inc Sample and hold circuit
US3241100A (en) * 1965-03-08 1966-03-15 Texaco Inc Digital seismic recording system
US3264574A (en) * 1965-03-09 1966-08-02 Texaco Inc Amplifier system
US3426285A (en) * 1965-09-07 1969-02-04 Us Navy Amplifier testing apparatus
US3525948A (en) * 1966-03-25 1970-08-25 Sds Data Systems Inc Seismic amplifiers
US3470457A (en) * 1967-04-28 1969-09-30 Texaco Inc Voltage regulator employing cascaded operational amplifiers

Also Published As

Publication number Publication date
US3671931A (en) 1972-06-20
DE2043528C3 (de) 1974-12-05
CH529358A (de) 1972-10-15
FR2059427A5 (ja) 1971-05-28
GB1289770A (ja) 1972-09-20
DE2043528B2 (de) 1974-05-09
JPS5231701B1 (ja) 1977-08-16
DE2043528A1 (de) 1971-03-11

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Legal Events

Date Code Title Description
BN A decision not to publish the application has become irrevocable