BE654588A - - Google Patents

Info

Publication number
BE654588A
BE654588A BE654588A BE654588A BE654588A BE 654588 A BE654588 A BE 654588A BE 654588 A BE654588 A BE 654588A BE 654588 A BE654588 A BE 654588A BE 654588 A BE654588 A BE 654588A
Authority
BE
Belgium
Application number
BE654588A
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 BE654588A publication Critical patent/BE654588A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/24Recording seismic data
    • G01V1/245Amplitude control for seismic recording

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Control Of Amplification And Gain Control (AREA)
BE654588A 1958-06-09 1964-10-20 BE654588A (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US743516A US3083341A (en) 1958-06-09 1958-06-09 Method and apparatus of controlling gain of an amplifier

Publications (1)

Publication Number Publication Date
BE654588A true BE654588A (pl) 1965-02-15

Family

ID=24989083

Family Applications (1)

Application Number Title Priority Date Filing Date
BE654588A BE654588A (pl) 1958-06-09 1964-10-20

Country Status (2)

Country Link
US (1) US3083341A (pl)
BE (1) BE654588A (pl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176262A (en) * 1960-04-06 1965-03-30 Raytheon Co Directional sonar systems
US3234547A (en) * 1962-07-10 1966-02-08 Katzin Martin Polarization diversity system
US3239802A (en) * 1962-10-16 1966-03-08 Western Geophysical Co Seismic gain control system
US3287694A (en) * 1963-04-12 1966-11-22 Dyna Tronics Mfg Corp Seismic amplifier system
US3360737A (en) * 1964-07-31 1967-12-26 Texas Instruments Inc Amplifying system having high speed and high accuracy gain control
US3441867A (en) * 1967-06-30 1969-04-29 Dresser Systems Inc Master automatic gain control of seismic amplifiers
US3474878A (en) * 1967-07-28 1969-10-28 Shell Oil Co Acoustic well logging system and method for detecting fractures

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329558A (en) * 1937-09-07 1943-09-14 Engineering Lab Inc Automatic volume control
US2286106A (en) * 1939-02-09 1942-06-09 Gulf Research Development Co Apparatus for and method of receiving and recording vibrations
US2397830A (en) * 1943-07-01 1946-04-02 American Telephone & Telegraph Harmonic control system
US2554905A (en) * 1946-06-01 1951-05-29 Seismograph Service Corp Seismic signal amplifier
US2663002A (en) * 1950-06-20 1953-12-15 Stanolind Oil & Gas Co Attenuator for seismic gain control
US2723387A (en) * 1953-05-18 1955-11-08 United Geophysical Corp Seismic prospecting system

Also Published As

Publication number Publication date
US3083341A (en) 1963-03-26

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