CH250227A - Circuit for the transmission of electrical vibrations in which a discharge tube is provided with a grid located near the output electrode. - Google Patents
Circuit for the transmission of electrical vibrations in which a discharge tube is provided with a grid located near the output electrode.Info
- Publication number
- CH250227A CH250227A CH250227DA CH250227A CH 250227 A CH250227 A CH 250227A CH 250227D A CH250227D A CH 250227DA CH 250227 A CH250227 A CH 250227A
- Authority
- CH
- Switzerland
- Prior art keywords
- transmission
- circuit
- located near
- discharge tube
- output electrode
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes
- H01J43/025—Circuits therefor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/42—Modifications of amplifiers to extend the bandwidth
- H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers
- H03F1/50—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers with tubes only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL250227X | 1943-08-04 | ||
NL230843X | 1943-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH250227A true CH250227A (en) | 1947-08-15 |
Family
ID=26643534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH250227D CH250227A (en) | 1943-08-04 | 1944-08-02 | Circuit for the transmission of electrical vibrations in which a discharge tube is provided with a grid located near the output electrode. |
Country Status (4)
Country | Link |
---|---|
US (1) | US2497640A (en) |
BE (1) | BE457111A (en) |
CH (1) | CH250227A (en) |
FR (1) | FR906839A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2798903A (en) * | 1951-03-16 | 1957-07-09 | Henry M Spencer | Signal amplification system |
US3048788A (en) * | 1958-08-15 | 1962-08-07 | Edgerton Germeshausen And Grie | Sweep signal generating system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE421193A (en) * | 1936-04-25 | |||
CH211193A (en) * | 1937-09-30 | 1940-08-31 | Ver Gluehlampen Und Elektrizit | Amplifier circuit with multiplier tubes. |
US2298960A (en) * | 1940-08-15 | 1942-10-13 | Bell Telephone Labor Inc | Amplification with high efficiency |
-
0
- BE BE457111D patent/BE457111A/xx unknown
-
1944
- 1944-08-02 CH CH250227D patent/CH250227A/en unknown
- 1944-08-28 FR FR906839D patent/FR906839A/en not_active Expired
-
1946
- 1946-07-20 US US685202A patent/US2497640A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR906839A (en) | 1946-02-21 |
BE457111A (en) | |
US2497640A (en) | 1950-02-14 |
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