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
Links
Classifications
-
- 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
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)
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)
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)
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 |
-
1958
- 1958-06-09 US US743516A patent/US3083341A/en not_active Expired - Lifetime
-
1964
- 1964-10-20 BE BE654588A patent/BE654588A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US3083341A (en) | 1963-03-26 |