CH283932A - Amplificateur électronique à courant continu à correction périodique de dérivé. - Google Patents
Amplificateur électronique à courant continu à correction périodique de dérivé.Info
- Publication number
- CH283932A CH283932A CH283932DA CH283932A CH 283932 A CH283932 A CH 283932A CH 283932D A CH283932D A CH 283932DA CH 283932 A CH283932 A CH 283932A
- Authority
- CH
- Switzerland
- Prior art keywords
- direct current
- current electronic
- electronic amplifier
- derivative correction
- periodic
- Prior art date
Links
- 230000000737 periodic effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/40—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1011936T | 1949-04-28 | ||
FR965955T | 1949-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH283932A true CH283932A (fr) | 1952-06-30 |
Family
ID=26233238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH283932D CH283932A (fr) | 1949-04-28 | 1949-04-29 | Amplificateur électronique à courant continu à correction périodique de dérivé. |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE488774A (fr) |
CH (1) | CH283932A (fr) |
FR (2) | FR965955A (fr) |
GB (1) | GB669064A (fr) |
NL (2) | NL76609C (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2885497A (en) * | 1956-02-02 | 1959-05-05 | Alfred A Windsor | Drift compensated direct coupled amplifier |
US2970266A (en) * | 1957-01-22 | 1961-01-31 | Beckman Instruments Inc | Self-zeroing amplifier |
US3047797A (en) * | 1958-07-23 | 1962-07-31 | Shell Oil Co | Measuring conductivity of liquids |
US3550013A (en) * | 1969-01-10 | 1970-12-22 | Gse Inc | Noise cancelling system |
-
0
- NL NL666601986A patent/NL146191B/xx unknown
- NL NL76609D patent/NL76609C/xx active
- BE BE488774D patent/BE488774A/xx unknown
-
1948
- 1948-04-30 FR FR965955D patent/FR965955A/fr not_active Expired
-
1949
- 1949-04-28 FR FR1011936D patent/FR1011936A/fr not_active Expired
- 1949-04-29 GB GB11460/49A patent/GB669064A/en not_active Expired
- 1949-04-29 CH CH283932D patent/CH283932A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
GB669064A (en) | 1952-03-26 |
FR965955A (fr) | 1950-09-27 |
NL76609C (fr) | |
FR1011936A (fr) | 1952-07-01 |
NL146191B (nl) | |
BE488774A (fr) |
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