BE520460A - - Google Patents
Info
- Publication number
- BE520460A BE520460A BE520460DA BE520460A BE 520460 A BE520460 A BE 520460A BE 520460D A BE520460D A BE 520460DA BE 520460 A BE520460 A BE 520460A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/12—Electrically-operated arrangements for indicating correct tuning
- H03J3/14—Visual indication, e.g. magic eye
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT726869X | 1952-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE520460A true BE520460A (en:Method) |
Family
ID=3680011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE520460D BE520460A (en:Method) | 1952-06-05 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE520460A (en:Method) |
| DE (1) | DE950563C (en:Method) |
| FR (1) | FR1085903A (en:Method) |
| GB (1) | GB726869A (en:Method) |
| NL (2) | NL178509B (en:Method) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE826202C (de) * | 1948-12-25 | 1951-12-27 | Blaupunkt Werke Gmbh | Rundfunkempfangsgeraet mit Tonaufzeichnungsvorrichtung und Aussteuerungsmesser |
-
0
- NL NL90342D patent/NL90342C/xx active
- NL NLAANVRAGE8001760,A patent/NL178509B/xx unknown
- BE BE520460D patent/BE520460A/xx unknown
-
1953
- 1953-06-04 DE DER11820A patent/DE950563C/de not_active Expired
- 1953-06-05 GB GB15563/53A patent/GB726869A/en not_active Expired
- 1953-06-05 FR FR1085903D patent/FR1085903A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB726869A (en) | 1955-03-23 |
| NL90342C (en:Method) | |
| NL178509B (nl) | |
| FR1085903A (fr) | 1955-02-08 |
| DE950563C (de) | 1956-10-11 |