GB247774A - Improvements in vacuum tube systems for the transmission of high frequency signals - Google Patents
Improvements in vacuum tube systems for the transmission of high frequency signalsInfo
- Publication number
- GB247774A GB247774A GB8827/25A GB882725A GB247774A GB 247774 A GB247774 A GB 247774A GB 8827/25 A GB8827/25 A GB 8827/25A GB 882725 A GB882725 A GB 882725A GB 247774 A GB247774 A GB 247774A
- Authority
- GB
- United Kingdom
- Prior art keywords
- core
- transmission
- high frequency
- frequency signals
- vacuum tube
- 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
- 230000005540 biological transmission Effects 0.000 title 1
- 238000004804 winding Methods 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 1
- 230000004907 flux Effects 0.000 abstract 1
- 238000009499 grossing Methods 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 abstract 1
- 238000010079 rubber tapping Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment
-
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US731906A US1565505A (en) | 1924-08-14 | 1924-08-14 | Radiotransmitter |
GB8827/25A GB247774A (en) | 1925-04-02 | 1925-04-02 | Improvements in vacuum tube systems for the transmission of high frequency signals |
DEI26046D DE547268C (de) | 1925-04-02 | 1925-04-10 | Einrichtung zur Erzeugung hochfrequenter Schwingungen vermittels Roehren |
NL29985A NL17963C (fr) | 1925-04-02 | 1925-04-21 | |
FR598212D FR598212A (fr) | 1925-04-02 | 1925-05-14 | Perfectionnements dans les systèmes à tubes à vide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8827/25A GB247774A (en) | 1925-04-02 | 1925-04-02 | Improvements in vacuum tube systems for the transmission of high frequency signals |
Publications (1)
Publication Number | Publication Date |
---|---|
GB247774A true GB247774A (en) | 1926-02-25 |
Family
ID=9859973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8827/25A Expired GB247774A (en) | 1924-08-14 | 1925-04-02 | Improvements in vacuum tube systems for the transmission of high frequency signals |
Country Status (5)
Country | Link |
---|---|
US (1) | US1565505A (fr) |
DE (1) | DE547268C (fr) |
FR (1) | FR598212A (fr) |
GB (1) | GB247774A (fr) |
NL (1) | NL17963C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1208372B (de) * | 1962-07-19 | 1966-01-05 | Siemens Ag | Schaltung zur Stromversorgung von Sendern |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2538217A (en) * | 1945-09-29 | 1951-01-16 | Kelley Koett Mfg Company | X-ray apparatus |
US2472157A (en) * | 1945-11-01 | 1949-06-07 | Wiegand Co Edwin L | Control system |
US3718862A (en) * | 1969-06-30 | 1973-02-27 | Sound Syst Int Inc | Wireless microphone and adapter kit |
-
1924
- 1924-08-14 US US731906A patent/US1565505A/en not_active Expired - Lifetime
-
1925
- 1925-04-02 GB GB8827/25A patent/GB247774A/en not_active Expired
- 1925-04-10 DE DEI26046D patent/DE547268C/de not_active Expired
- 1925-04-21 NL NL29985A patent/NL17963C/xx active
- 1925-05-14 FR FR598212D patent/FR598212A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1208372B (de) * | 1962-07-19 | 1966-01-05 | Siemens Ag | Schaltung zur Stromversorgung von Sendern |
Also Published As
Publication number | Publication date |
---|---|
DE547268C (de) | 1932-03-23 |
NL17963C (fr) | 1928-04-15 |
US1565505A (en) | 1925-12-15 |
FR598212A (fr) | 1925-12-09 |
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