BE520632A - - Google Patents
Info
- Publication number
- BE520632A BE520632A BE520632DA BE520632A BE 520632 A BE520632 A BE 520632A BE 520632D A BE520632D A BE 520632DA BE 520632 A BE520632 A BE 520632A
- Authority
- BE
- Belgium
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
- H03F1/544—Protection of filaments
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL720991X | 1952-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE520632A true BE520632A (US08197722-20120612-C00042.png) |
Family
ID=19816548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE520632D BE520632A (US08197722-20120612-C00042.png) | 1952-06-13 |
Country Status (5)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1033736B (de) * | 1955-10-19 | 1958-07-10 | Felten & Guilleaume Gmbh | Anodenstromversorgungsanlage |
| DE1043402B (de) * | 1956-07-12 | 1958-11-13 | Telefunken Gmbh | Anordnung zur Konstanthaltung des Emitterstromes einer Transistor-verstaerkerstufe in Emitterschaltung |
| DE1214774B (de) * | 1958-08-25 | 1966-04-21 | Columbin Southern Chemical Cor | Gleichrichteranlage |
-
0
- NL NLAANVRAGE7009891,A patent/NL170315B/xx unknown
- NL NL91353D patent/NL91353C/xx active
- BE BE520632D patent/BE520632A/xx unknown
-
1953
- 1953-06-10 GB GB15989/53A patent/GB720991A/en not_active Expired
- 1953-06-11 DE DEN7303A patent/DE942283C/de not_active Expired
- 1953-06-11 FR FR1078264D patent/FR1078264A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL91353C (US08197722-20120612-C00042.png) | |
| FR1078264A (fr) | 1954-11-17 |
| DE942283C (de) | 1956-05-03 |
| GB720991A (en) | 1954-12-29 |
| NL170315B (nl) |
