FR44532E - Improvements to electronic tubes and their circuits - Google Patents
Improvements to electronic tubes and their circuitsInfo
- Publication number
- FR44532E FR44532E FR44532DA FR44532E FR 44532 E FR44532 E FR 44532E FR 44532D A FR44532D A FR 44532DA FR 44532 E FR44532 E FR 44532E
- Authority
- FR
- France
- Prior art keywords
- circuits
- electronic tubes
- tubes
- electronic
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
- H01J21/06—Tubes with a single discharge path having electrostatic control means only
- H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
- H01J21/12—Tubes with variable amplification factor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0032—Tubes with variable amplification factor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB757986X | 1932-07-04 | ||
FR44532T | 1933-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR44532E true FR44532E (en) | 1935-02-19 |
Family
ID=8680356
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR757986D Expired FR757986A (en) | 1932-07-04 | 1933-07-04 | Improvements to electronic tubes and their circuits |
FR44532D Expired FR44532E (en) | 1932-07-04 | 1933-10-27 | Improvements to electronic tubes and their circuits |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR757986D Expired FR757986A (en) | 1932-07-04 | 1933-07-04 | Improvements to electronic tubes and their circuits |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR757986A (en) |
GB (1) | GB423995A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL63636C (en) * | 1938-05-19 | |||
FR2964788B1 (en) | 2010-09-10 | 2015-05-15 | Soitec Silicon On Insulator | METHOD FOR PROCESSING A SUBSTRATE USING A LIGHT FLOW OF DETERMINED WAVELENGTH, AND CORRESPONDING SUBSTRATE |
-
1933
- 1933-07-04 FR FR757986D patent/FR757986A/en not_active Expired
- 1933-10-27 FR FR44532D patent/FR44532E/en not_active Expired
-
1934
- 1934-10-25 GB GB30630/34A patent/GB423995A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB423995A (en) | 1935-02-12 |
FR757986A (en) | 1934-01-05 |
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