FR872155A - System for gradually energizing transformers, particularly applicable to transformers used for power supply rectifiers for radio transmitters - Google Patents
System for gradually energizing transformers, particularly applicable to transformers used for power supply rectifiers for radio transmittersInfo
- Publication number
- FR872155A FR872155A FR872155DA FR872155A FR 872155 A FR872155 A FR 872155A FR 872155D A FR872155D A FR 872155DA FR 872155 A FR872155 A FR 872155A
- Authority
- FR
- France
- Prior art keywords
- transformers
- power supply
- particularly applicable
- radio transmitters
- gradually
- 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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
- H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR872155T | 1941-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR872155A true FR872155A (en) | 1942-06-01 |
Family
ID=9358735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR872155D Expired FR872155A (en) | 1941-01-07 | 1941-01-07 | System for gradually energizing transformers, particularly applicable to transformers used for power supply rectifiers for radio transmitters |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR872155A (en) |
GB (1) | GB610449A (en) |
NL (1) | NL57236C (en) |
-
0
- NL NL57236D patent/NL57236C/xx active
-
1941
- 1941-01-07 FR FR872155D patent/FR872155A/en not_active Expired
-
1946
- 1946-04-05 GB GB10607/46A patent/GB610449A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB610449A (en) | 1948-10-15 |
NL57236C (en) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR942917A (en) | Method for activating cathodes | |
FR872155A (en) | System for gradually energizing transformers, particularly applicable to transformers used for power supply rectifiers for radio transmitters | |
SU75196A1 (en) | The method of non-seaming steel for rails | |
SU72204A1 (en) | Amalgam decomposition method | |
FR882540A (en) | Method and apparatus for supplying alternating current rectifiers | |
FR876802A (en) | Cutter for all applications, particularly suitable for cutting food tickets | |
CA396643A (en) | Alternating current rectifier | |
CA399092A (en) | Steel rail treating method | |
CA397701A (en) | Railway traffic controlling apparatus | |
CA400712A (en) | Railway traffic controlling apparatus | |
CA400713A (en) | Railway traffic controlling apparatus | |
CA400714A (en) | Railway traffic controlling apparatus | |
CA397006A (en) | Railway traffic controlling apparatus | |
CA397005A (en) | Railway traffic controlling apparatus | |
CA397340A (en) | Railway traffic controlling apparatus | |
FR887012A (en) | Brake, especially for aircraft wheels | |
CA401203A (en) | Strip steel electroplating process | |
CA399814A (en) | Rectifier excitation control apparatus | |
FR880152A (en) | Oxidation dyeing, especially for hair use | |
CA394134A (en) | Ammonia oxidation process | |
CA399756A (en) | Rail carrier | |
FR881001A (en) | Case, more particularly for timepieces such as watches | |
FR926252A (en) | Improvements to the means used for tapping nuts | |
CA395066A (en) | Bottle carrier | |
CA399191A (en) | Bottle carrier |